diff --git a/application/pom.xml b/application/pom.xml
index c7d3240ef4..e5a4a4e614 100644
--- a/application/pom.xml
+++ b/application/pom.xml
@@ -125,10 +125,6 @@
             <groupId>io.jsonwebtoken</groupId>
             <artifactId>jjwt</artifactId>
         </dependency>
-        <dependency>
-            <groupId>joda-time</groupId>
-            <artifactId>joda-time</artifactId>
-        </dependency>
         <dependency>
             <groupId>org.apache.velocity</groupId>
             <artifactId>velocity</artifactId>
diff --git a/application/src/main/java/org/thingsboard/server/controller/CustomerController.java b/application/src/main/java/org/thingsboard/server/controller/CustomerController.java
index c54973f0bc..d87ea5cfe0 100644
--- a/application/src/main/java/org/thingsboard/server/controller/CustomerController.java
+++ b/application/src/main/java/org/thingsboard/server/controller/CustomerController.java
@@ -82,7 +82,7 @@ public class CustomerController extends BaseController {
 
     @PreAuthorize("hasAuthority('TENANT_ADMIN')")
     @RequestMapping(value = "/customer", method = RequestMethod.POST)
-    @ResponseBody 
+    @ResponseBody
     public Customer saveCustomer(@RequestBody Customer customer) throws ThingsboardException {
         try {
             customer.setTenantId(getCurrentUser().getTenantId());
@@ -107,7 +107,7 @@ public class CustomerController extends BaseController {
     }
 
     @PreAuthorize("hasAuthority('TENANT_ADMIN')")
-    @RequestMapping(value = "/customers", params = { "limit" }, method = RequestMethod.GET)
+    @RequestMapping(value = "/customers", params = {"limit"}, method = RequestMethod.GET)
     @ResponseBody
     public TextPageData<Customer> getCustomers(@RequestParam int limit,
                                                @RequestParam(required = false) String textSearch,
@@ -122,4 +122,16 @@ public class CustomerController extends BaseController {
         }
     }
 
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/tenant/customers", params = {"customerTitle"}, method = RequestMethod.GET)
+    @ResponseBody
+    public Customer getTenantCustomer(
+            @RequestParam String customerTitle) throws ThingsboardException {
+        try {
+            TenantId tenantId = getCurrentUser().getTenantId();
+            return checkNotNull(customerService.findCustomerByTenantIdAndTitle(tenantId, customerTitle));
+        } catch (Exception e) {
+            throw handleException(e);
+        }
+    }
 }
diff --git a/application/src/main/java/org/thingsboard/server/controller/plugin/PluginWebSocketHandler.java b/application/src/main/java/org/thingsboard/server/controller/plugin/PluginWebSocketHandler.java
index d1df671972..727fd30f87 100644
--- a/application/src/main/java/org/thingsboard/server/controller/plugin/PluginWebSocketHandler.java
+++ b/application/src/main/java/org/thingsboard/server/controller/plugin/PluginWebSocketHandler.java
@@ -77,7 +77,6 @@ public class PluginWebSocketHandler extends TextWebSocketHandler implements Plug
                 log.warn("[{}] Failed to find session", session.getId());
                 session.close(CloseStatus.SERVER_ERROR.withReason("Session not found!"));
             }
-            session.sendMessage(message);
         } catch (IOException e) {
             log.warn("IO error", e);
         }
diff --git a/application/src/main/java/org/thingsboard/server/service/mail/DefaultMailService.java b/application/src/main/java/org/thingsboard/server/service/mail/DefaultMailService.java
index c069ba637f..a6c4f43e6c 100644
--- a/application/src/main/java/org/thingsboard/server/service/mail/DefaultMailService.java
+++ b/application/src/main/java/org/thingsboard/server/service/mail/DefaultMailService.java
@@ -96,7 +96,7 @@ public class DefaultMailService implements MailService {
         javaMailProperties.put(MAIL_PROP + protocol + ".port", jsonConfig.get("smtpPort").asText());
         javaMailProperties.put(MAIL_PROP + protocol + ".timeout", jsonConfig.get("timeout").asText());
         javaMailProperties.put(MAIL_PROP + protocol + ".auth", String.valueOf(StringUtils.isNotEmpty(jsonConfig.get("username").asText())));
-        javaMailProperties.put(MAIL_PROP + protocol + ".starttls.enable", jsonConfig.get("enableTls"));
+        javaMailProperties.put(MAIL_PROP + protocol + ".starttls.enable", jsonConfig.has("enableTls") ? jsonConfig.get("enableTls").asText() : "false");
         return javaMailProperties;
     }
     
diff --git a/application/src/main/java/org/thingsboard/server/service/security/model/token/JwtTokenFactory.java b/application/src/main/java/org/thingsboard/server/service/security/model/token/JwtTokenFactory.java
index 20de6d8e73..7e5fba5477 100644
--- a/application/src/main/java/org/thingsboard/server/service/security/model/token/JwtTokenFactory.java
+++ b/application/src/main/java/org/thingsboard/server/service/security/model/token/JwtTokenFactory.java
@@ -20,7 +20,6 @@ import io.jsonwebtoken.Jws;
 import io.jsonwebtoken.Jwts;
 import io.jsonwebtoken.SignatureAlgorithm;
 import org.apache.commons.lang3.StringUtils;
-import org.joda.time.DateTime;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.thingsboard.server.common.data.id.CustomerId;
@@ -31,7 +30,9 @@ import org.thingsboard.server.config.JwtSettings;
 import org.thingsboard.server.service.security.model.SecurityUser;
 import org.thingsboard.server.service.security.model.UserPrincipal;
 
-import java.util.Arrays;
+import java.time.ZonedDateTime;
+import java.util.Collections;
+import java.util.Date;
 import java.util.List;
 import java.util.UUID;
 import java.util.stream.Collectors;
@@ -81,13 +82,13 @@ public class JwtTokenFactory {
             claims.put(CUSTOMER_ID, securityUser.getCustomerId().getId().toString());
         }
 
-        DateTime currentTime = new DateTime();
+        ZonedDateTime currentTime = ZonedDateTime.now();
 
         String token = Jwts.builder()
                 .setClaims(claims)
                 .setIssuer(settings.getTokenIssuer())
-                .setIssuedAt(currentTime.toDate())
-                .setExpiration(currentTime.plusSeconds(settings.getTokenExpirationTime()).toDate())
+                .setIssuedAt(Date.from(currentTime.toInstant()))
+                .setExpiration(Date.from(currentTime.plusSeconds(settings.getTokenExpirationTime()).toInstant()))
                 .signWith(SignatureAlgorithm.HS512, settings.getTokenSigningKey())
                 .compact();
 
@@ -129,11 +130,11 @@ public class JwtTokenFactory {
             throw new IllegalArgumentException("Cannot create JWT Token without username/email");
         }
 
-        DateTime currentTime = new DateTime();
+        ZonedDateTime currentTime = ZonedDateTime.now();
 
         UserPrincipal principal = securityUser.getUserPrincipal();
         Claims claims = Jwts.claims().setSubject(principal.getValue());
-        claims.put(SCOPES, Arrays.asList(Authority.REFRESH_TOKEN.name()));
+        claims.put(SCOPES, Collections.singletonList(Authority.REFRESH_TOKEN.name()));
         claims.put(USER_ID, securityUser.getId().getId().toString());
         claims.put(IS_PUBLIC, principal.getType() == UserPrincipal.Type.PUBLIC_ID);
 
@@ -141,8 +142,8 @@ public class JwtTokenFactory {
                 .setClaims(claims)
                 .setIssuer(settings.getTokenIssuer())
                 .setId(UUID.randomUUID().toString())
-                .setIssuedAt(currentTime.toDate())
-                .setExpiration(currentTime.plusSeconds(settings.getRefreshTokenExpTime()).toDate())
+                .setIssuedAt(Date.from(currentTime.toInstant()))
+                .setExpiration(Date.from(currentTime.plusSeconds(settings.getRefreshTokenExpTime()).toInstant()))
                 .signWith(SignatureAlgorithm.HS512, settings.getTokenSigningKey())
                 .compact();
 
diff --git a/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerService.java b/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerService.java
index 4600d9f048..1d1abda11f 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerService.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerService.java
@@ -22,20 +22,24 @@ import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.page.TextPageData;
 import org.thingsboard.server.common.data.page.TextPageLink;
 
+import java.util.Optional;
+
 public interface CustomerService {
 
     Customer findCustomerById(CustomerId customerId);
 
+    Optional<Customer> findCustomerByTenantIdAndTitle(TenantId tenantId, String title);
+
     ListenableFuture<Customer> findCustomerByIdAsync(CustomerId customerId);
 
     Customer saveCustomer(Customer customer);
-    
+
     void deleteCustomer(CustomerId customerId);
 
     Customer findOrCreatePublicCustomer(TenantId tenantId);
 
     TextPageData<Customer> findCustomersByTenantId(TenantId tenantId, TextPageLink pageLink);
-    
+
     void deleteCustomersByTenantId(TenantId tenantId);
 
 }
diff --git a/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerServiceImpl.java b/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerServiceImpl.java
index e8ec21f3c0..f76d654bf9 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerServiceImpl.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/customer/CustomerServiceImpl.java
@@ -52,6 +52,7 @@ public class CustomerServiceImpl extends AbstractEntityService implements Custom
 
     private static final String PUBLIC_CUSTOMER_TITLE = "Public";
     public static final String INCORRECT_CUSTOMER_ID = "Incorrect customerId ";
+    public static final String INCORRECT_TENANT_ID = "Incorrect tenantId ";
 
     @Autowired
     private CustomerDao customerDao;
@@ -78,6 +79,13 @@ public class CustomerServiceImpl extends AbstractEntityService implements Custom
         return customerDao.findById(customerId.getId());
     }
 
+    @Override
+    public Optional<Customer> findCustomerByTenantIdAndTitle(TenantId tenantId, String title) {
+        log.trace("Executing findCustomerByTenantIdAndTitle [{}] [{}]", tenantId, title);
+        validateId(tenantId, INCORRECT_TENANT_ID + tenantId);
+        return customerDao.findCustomersByTenantIdAndTitle(tenantId.getId(), title);
+    }
+
     @Override
     public ListenableFuture<Customer> findCustomerByIdAsync(CustomerId customerId) {
         log.trace("Executing findCustomerByIdAsync [{}]", customerId);
diff --git a/pom.xml b/pom.xml
index e45fc3ea28..4b77abbd98 100755
--- a/pom.xml
+++ b/pom.xml
@@ -33,8 +33,7 @@
         <spring.version>4.3.4.RELEASE</spring.version>
         <spring-security.version>4.2.0.RELEASE</spring-security.version>
         <jjwt.version>0.7.0</jjwt.version>
-        <joda-time.version>2.4</joda-time.version>
-        <json-path.version>2.2.0</json-path.version>
+         <json-path.version>2.2.0</json-path.version>
         <junit.version>4.12</junit.version>
         <slf4j.version>1.7.7</slf4j.version>
         <logback.version>1.2.3</logback.version>
@@ -483,11 +482,6 @@
                 <artifactId>jjwt</artifactId>
                 <version>${jjwt.version}</version>
             </dependency>
-            <dependency>
-                <groupId>joda-time</groupId>
-                <artifactId>joda-time</artifactId>
-                <version>${joda-time.version}</version>
-            </dependency>
             <dependency>
                 <groupId>org.apache.velocity</groupId>
                 <artifactId>velocity</artifactId>
diff --git a/tools/src/main/java/org/thingsboard/client/tools/RestClient.java b/tools/src/main/java/org/thingsboard/client/tools/RestClient.java
index 7000496cdc..0baf1db508 100644
--- a/tools/src/main/java/org/thingsboard/client/tools/RestClient.java
+++ b/tools/src/main/java/org/thingsboard/client/tools/RestClient.java
@@ -29,13 +29,12 @@ import org.springframework.web.client.RestTemplate;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.alarm.Alarm;
-import org.thingsboard.server.common.data.alarm.AlarmSeverity;
-import org.thingsboard.server.common.data.alarm.AlarmStatus;
 import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.id.AssetId;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.relation.EntityRelation;
 import org.thingsboard.server.common.data.security.DeviceCredentials;
 
 import java.io.IOException;
@@ -78,6 +77,36 @@ public class RestClient implements ClientHttpRequestInterceptor {
         }
     }
 
+    public Optional<Customer> findCustomer(String title) {
+        Map<String, String> params = new HashMap<String, String>();
+        params.put("customerTitle", title);
+        try {
+            ResponseEntity<Customer> customerEntity = restTemplate.getForEntity(baseURL + "/api/tenant/customers?customerTitle={customerTitle}", Customer.class, params);
+            return Optional.of(customerEntity.getBody());
+        } catch (HttpClientErrorException exception) {
+            if (exception.getStatusCode() == HttpStatus.NOT_FOUND) {
+                return Optional.empty();
+            } else {
+                throw exception;
+            }
+        }
+    }
+
+    public Optional<Asset> findAsset(String name) {
+        Map<String, String> params = new HashMap<String, String>();
+        params.put("assetName", name);
+        try {
+            ResponseEntity<Asset> assetEntity = restTemplate.getForEntity(baseURL + "/api/tenant/assets?assetName={assetName}", Asset.class, params);
+            return Optional.of(assetEntity.getBody());
+        } catch (HttpClientErrorException exception) {
+            if (exception.getStatusCode() == HttpStatus.NOT_FOUND) {
+                return Optional.empty();
+            } else {
+                throw exception;
+            }
+        }
+    }
+
     public Customer createCustomer(String title) {
         Customer customer = new Customer();
         customer.setTitle(title);
@@ -112,6 +141,14 @@ public class RestClient implements ClientHttpRequestInterceptor {
                 customerId.toString(), assetId.toString()).getBody();
     }
 
+    public EntityRelation makeRelation(String relationType, EntityId idFrom, EntityId idTo) {
+        EntityRelation relation = new EntityRelation();
+        relation.setFrom(idFrom);
+        relation.setTo(idTo);
+        relation.setType(relationType);
+        return restTemplate.postForEntity(baseURL + "/api/relation", relation, EntityRelation.class).getBody();
+    }
+
     public DeviceCredentials getCredentials(DeviceId id) {
         return restTemplate.getForEntity(baseURL + "/api/device/" + id.getId().toString() + "/credentials", DeviceCredentials.class).getBody();
     }
diff --git a/ui/src/app/admin/general-settings.tpl.html b/ui/src/app/admin/general-settings.tpl.html
index f6286511b6..50342d3afd 100644
--- a/ui/src/app/admin/general-settings.tpl.html
+++ b/ui/src/app/admin/general-settings.tpl.html
@@ -22,11 +22,11 @@
            		<span translate class="md-headline">admin.general-settings</span>
           </md-card-title-text>
         </md-card-title>	
-   	    <md-progress-linear md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-card-content>	        
 			<form name="vm.settingsForm" ng-submit="vm.save()" tb-confirm-on-exit confirm-form="vm.settingsForm">
-				<fieldset ng-disabled="loading">
+				<fieldset ng-disabled="$root.loading">
 					<md-input-container class="md-block">
 						<label translate>admin.base-url</label>
 						<input required name="baseUrl" ng-model="vm.settings.jsonValue.baseUrl">
@@ -35,7 +35,7 @@
 	       				</div>				
 					</md-input-container>
 					<div layout="row" layout-align="end center" width="100%" layout-wrap>
-						<md-button ng-disabled="loading || vm.settingsForm.$invalid || !vm.settingsForm.$dirty" type="submit" class="md-raised md-primary">{{'action.save' | translate}}</md-button>
+						<md-button ng-disabled="$root.loading || vm.settingsForm.$invalid || !vm.settingsForm.$dirty" type="submit" class="md-raised md-primary">{{'action.save' | translate}}</md-button>
 					</div>
 				</fieldset>
 			</form>
diff --git a/ui/src/app/admin/outgoing-mail-settings.tpl.html b/ui/src/app/admin/outgoing-mail-settings.tpl.html
index fd8476a499..3c59593ff7 100644
--- a/ui/src/app/admin/outgoing-mail-settings.tpl.html
+++ b/ui/src/app/admin/outgoing-mail-settings.tpl.html
@@ -24,11 +24,11 @@
 			  <div id="help-container"></div>
           </md-card-title-text>
         </md-card-title>	
-   	    <md-progress-linear md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-card-content>	        		
 			<form name="vm.settingsForm" ng-submit="vm.save()" tb-confirm-on-exit confirm-form="vm.settingsForm">
-				<fieldset ng-disabled="loading">
+				<fieldset ng-disabled="$root.loading">
 					<md-input-container class="md-block">
 						<label translate>admin.mail-from</label>
 						<input required name="mailFrom" ng-model="vm.settings.jsonValue.mailFrom">
@@ -38,7 +38,7 @@
 					</md-input-container>
 					<md-input-container class="md-block">
 						<label translate>admin.smtp-protocol</label>
-			            <md-select ng-disabled="loading" ng-model="vm.settings.jsonValue.smtpProtocol">
+			            <md-select ng-disabled="$root.loading" ng-model="vm.settings.jsonValue.smtpProtocol">
 			              	<md-option ng-repeat="smtpProtocol in vm.smtpProtocols" value="{{smtpProtocol}}">
 			                	{{smtpProtocol.toUpperCase()}}
 			             	 </md-option>
@@ -78,7 +78,7 @@
 				              <div translate ng-message="md-maxlength">admin.timeout-invalid</div>
 	       				</div>				
 					</md-input-container>	
-					<md-checkbox ng-disabled="loading" ng-true-value="'true'" ng-false-value="'false'"
+					<md-checkbox ng-disabled="$root.loading" ng-true-value="'true'" ng-false-value="'false'"
 								 aria-label="{{ 'admin.enable-tls' | translate }}" ng-model="vm.settings.jsonValue.enableTls">{{ 'admin.enable-tls' | translate }}</md-checkbox>
 					<md-input-container class="md-block">
 						<label translate>common.username</label>
@@ -89,8 +89,8 @@
 						<input name="password" placeholder="{{ 'common.enter-password' | translate }}" type="password" ng-model="vm.settings.jsonValue.password">
 					</md-input-container>				
 					<div layout="row" layout-align="end center" width="100%" layout-wrap>
-						<md-button ng-disabled="loading || vm.settingsForm.$invalid" ng-click="vm.sendTestMail()" class="md-raised">{{'admin.send-test-mail' | translate}}</md-button>
-						<md-button ng-disabled="loading || vm.settingsForm.$invalid || !vm.settingsForm.$dirty" type="submit" class="md-raised md-primary">{{'action.save' | translate}}</md-button>
+						<md-button ng-disabled="$root.loading || vm.settingsForm.$invalid" ng-click="vm.sendTestMail()" class="md-raised">{{'admin.send-test-mail' | translate}}</md-button>
+						<md-button ng-disabled="$root.loading || vm.settingsForm.$invalid || !vm.settingsForm.$dirty" type="submit" class="md-raised md-primary">{{'action.save' | translate}}</md-button>
 					</div>
 				</fieldset>
 			</form>
diff --git a/ui/src/app/alarm/alarm-details-dialog.tpl.html b/ui/src/app/alarm/alarm-details-dialog.tpl.html
index b090052228..cc213d1178 100644
--- a/ui/src/app/alarm/alarm-details-dialog.tpl.html
+++ b/ui/src/app/alarm/alarm-details-dialog.tpl.html
@@ -87,7 +87,7 @@
         <md-button ng-if="vm.allowAcknowledgment && (vm.alarm.status==vm.types.alarmStatus.activeUnack ||
                           vm.alarm.status==vm.types.alarmStatus.clearedUnack)"
                    class="md-raised md-primary"
-                   ng-disabled="loading"
+                   ng-disabled="$root.loading"
                    ng-click="vm.acknowledge()"
                    style="margin-right:20px;">{{ 'alarm.acknowledge' |
             translate }}
@@ -95,12 +95,12 @@
         <md-button ng-if="vm.allowClear && (vm.alarm.status==vm.types.alarmStatus.activeAck ||
                           vm.alarm.status==vm.types.alarmStatus.activeUnack)"
                    class="md-raised md-primary"
-                   ng-disabled="loading"
+                   ng-disabled="$root.loading"
                    ng-click="vm.clear()">{{ 'alarm.clear' |
             translate }}
         </md-button>
         <span flex></span>
-        <md-button ng-disabled="loading" ng-click="vm.close()" style="margin-right:20px;">{{ 'action.close' |
+        <md-button ng-disabled="$root.loading" ng-click="vm.close()" style="margin-right:20px;">{{ 'action.close' |
             translate }}
         </md-button>
     </md-dialog-actions>
diff --git a/ui/src/app/alarm/alarm-table.tpl.html b/ui/src/app/alarm/alarm-table.tpl.html
index c32e39a2d2..98d42a2a93 100644
--- a/ui/src/app/alarm/alarm-table.tpl.html
+++ b/ui/src/app/alarm/alarm-table.tpl.html
@@ -19,7 +19,7 @@
     <section layout="row">
         <md-input-container class="md-block" style="width: 200px;">
             <label translate>alarm.alarm-status</label>
-            <md-select ng-model="alarmSearchStatus" ng-disabled="loading()">
+            <md-select ng-model="alarmSearchStatus" ng-disabled="$root.loading">
                 <md-option ng-repeat="searchStatus in types.alarmSearchStatus" ng-value="searchStatus">
                     {{ ('alarm.search-status.' + searchStatus) | translate }}
                 </md-option>
@@ -31,8 +31,8 @@
         <md-list flex layout="column" class="tb-alarm-table">
             <md-list class="tb-row tb-header" layout="row" tb-alarm-header>
             </md-list>
-            <md-progress-linear style="max-height: 0px;" md-mode="indeterminate" ng-disabled="!loading()"
-                                ng-show="loading()"></md-progress-linear>
+            <md-progress-linear style="max-height: 0px;" md-mode="indeterminate" ng-disabled="!$root.loading"
+                                ng-show="$root.loading"></md-progress-linear>
             <md-divider></md-divider>
             <span translate layout-align="center center"
                   style="margin-top: 25px;"
diff --git a/ui/src/app/api/asset.service.js b/ui/src/app/api/asset.service.js
index 2fbb11d253..51ea107da1 100644
--- a/ui/src/app/api/asset.service.js
+++ b/ui/src/app/api/asset.service.js
@@ -265,10 +265,10 @@ function AssetService($http, $q, customerService, userService) {
         return deferred.promise;
     }
 
-    function getAssetTypes() {
+    function getAssetTypes(config) {
         var deferred = $q.defer();
         var url = '/api/asset/types';
-        $http.get(url).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
diff --git a/ui/src/app/api/attribute.service.js b/ui/src/app/api/attribute.service.js
index 3f4b971182..6e1aeec8be 100644
--- a/ui/src/app/api/attribute.service.js
+++ b/ui/src/app/api/attribute.service.js
@@ -35,7 +35,7 @@ function AttributeService($http, $q, $filter, types, telemetryWebsocketService)
 
     return service;
 
-    function getEntityKeys(entityType, entityId, query, type) {
+    function getEntityKeys(entityType, entityId, query, type, config) {
         var deferred = $q.defer();
         var url = '/api/plugins/telemetry/' + entityType + '/' + entityId + '/keys/';
         if (type === types.dataKeyType.timeseries) {
@@ -43,7 +43,7 @@ function AttributeService($http, $q, $filter, types, telemetryWebsocketService)
         } else if (type === types.dataKeyType.attribute) {
             url += 'attributes';
         }
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             var result = [];
             if (response.data) {
                 if (query) {
diff --git a/ui/src/app/api/customer.service.js b/ui/src/app/api/customer.service.js
index b36b44afdf..b520a09ae6 100644
--- a/ui/src/app/api/customer.service.js
+++ b/ui/src/app/api/customer.service.js
@@ -32,7 +32,7 @@ function CustomerService($http, $q, types) {
 
     return service;
 
-    function getCustomers(pageLink) {
+    function getCustomers(pageLink, config) {
         var deferred = $q.defer();
         var url = '/api/customers?limit=' + pageLink.limit;
         if (angular.isDefined(pageLink.textSearch)) {
@@ -44,7 +44,7 @@ function CustomerService($http, $q, types) {
         if (angular.isDefined(pageLink.textOffset)) {
             url += '&textOffset=' + pageLink.textOffset;
         }
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
@@ -52,10 +52,10 @@ function CustomerService($http, $q, types) {
         return deferred.promise;
     }
 
-    function getCustomer(customerId) {
+    function getCustomer(customerId, config) {
         var deferred = $q.defer();
         var url = '/api/customer/' + customerId;
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail(response) {
             deferred.reject(response.data);
diff --git a/ui/src/app/api/dashboard.service.js b/ui/src/app/api/dashboard.service.js
index 362a539457..3082bd3811 100644
--- a/ui/src/app/api/dashboard.service.js
+++ b/ui/src/app/api/dashboard.service.js
@@ -43,7 +43,7 @@ function DashboardService($rootScope, $http, $q, $location, customerService) {
 
     return service;
 
-    function getTenantDashboardsByTenantId(tenantId, pageLink) {
+    function getTenantDashboardsByTenantId(tenantId, pageLink, config) {
         var deferred = $q.defer();
         var url = '/api/tenant/' + tenantId + '/dashboards?limit=' + pageLink.limit;
         if (angular.isDefined(pageLink.textSearch)) {
@@ -55,7 +55,7 @@ function DashboardService($rootScope, $http, $q, $location, customerService) {
         if (angular.isDefined(pageLink.textOffset)) {
             url += '&textOffset=' + pageLink.textOffset;
         }
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
@@ -63,7 +63,7 @@ function DashboardService($rootScope, $http, $q, $location, customerService) {
         return deferred.promise;
     }
 
-    function getTenantDashboards(pageLink, applyCustomersInfo) {
+    function getTenantDashboards(pageLink, applyCustomersInfo, config) {
         var deferred = $q.defer();
         var url = '/api/tenant/dashboards?limit=' + pageLink.limit;
         if (angular.isDefined(pageLink.textSearch)) {
@@ -75,7 +75,7 @@ function DashboardService($rootScope, $http, $q, $location, customerService) {
         if (angular.isDefined(pageLink.textOffset)) {
             url += '&textOffset=' + pageLink.textOffset;
         }
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             if (applyCustomersInfo) {
                 customerService.applyAssignedCustomersInfo(response.data.data).then(
                     function success(data) {
@@ -95,7 +95,7 @@ function DashboardService($rootScope, $http, $q, $location, customerService) {
         return deferred.promise;
     }
 
-    function getCustomerDashboards(customerId, pageLink, applyCustomersInfo) {
+    function getCustomerDashboards(customerId, pageLink, applyCustomersInfo, config) {
         var deferred = $q.defer();
         var url = '/api/customer/' + customerId + '/dashboards?limit=' + pageLink.limit;
         if (angular.isDefined(pageLink.textSearch)) {
@@ -107,7 +107,7 @@ function DashboardService($rootScope, $http, $q, $location, customerService) {
         if (angular.isDefined(pageLink.textOffset)) {
             url += '&textOffset=' + pageLink.textOffset;
         }
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             if (applyCustomersInfo) {
                 customerService.applyAssignedCustomerInfo(response.data.data, customerId).then(
                     function success(data) {
@@ -158,10 +158,10 @@ function DashboardService($rootScope, $http, $q, $location, customerService) {
         return deferred.promise;
     }
 
-    function getDashboardInfo(dashboardId) {
+    function getDashboardInfo(dashboardId, config) {
         var deferred = $q.defer();
         var url = '/api/dashboard/info/' + dashboardId;
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
diff --git a/ui/src/app/api/device.service.js b/ui/src/app/api/device.service.js
index b1d1bb60f8..bb4249e190 100644
--- a/ui/src/app/api/device.service.js
+++ b/ui/src/app/api/device.service.js
@@ -293,10 +293,10 @@ function DeviceService($http, $q, attributeService, customerService, types) {
         return deferred.promise;
     }
 
-    function getDeviceTypes() {
+    function getDeviceTypes(config) {
         var deferred = $q.defer();
         var url = '/api/device/types';
-        $http.get(url).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
diff --git a/ui/src/app/api/entity-relation.service.js b/ui/src/app/api/entity-relation.service.js
index 742aec7a8a..79f80da62e 100644
--- a/ui/src/app/api/entity-relation.service.js
+++ b/ui/src/app/api/entity-relation.service.js
@@ -175,10 +175,10 @@ function EntityRelationService($http, $q) {
         return deferred.promise;
     }
 
-    function findInfoByQuery(query) {
+    function findInfoByQuery(query, config) {
         var deferred = $q.defer();
         var url = '/api/relations/info';
-        $http.post(url, query).then(function success(response) {
+        $http.post(url, query, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
diff --git a/ui/src/app/api/entity.service.js b/ui/src/app/api/entity.service.js
index 0022607c9e..df1c3e0bc9 100644
--- a/ui/src/app/api/entity.service.js
+++ b/ui/src/app/api/entity.service.js
@@ -56,22 +56,22 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                 promise = assetService.getAsset(entityId, true, config);
                 break;
             case types.entityType.tenant:
-                promise = tenantService.getTenant(entityId);
+                promise = tenantService.getTenant(entityId, config);
                 break;
             case types.entityType.customer:
-                promise = customerService.getCustomer(entityId);
+                promise = customerService.getCustomer(entityId, config);
                 break;
             case types.entityType.rule:
-                promise = ruleService.getRule(entityId);
+                promise = ruleService.getRule(entityId, config);
                 break;
             case types.entityType.plugin:
-                promise = pluginService.getPlugin(entityId);
+                promise = pluginService.getPlugin(entityId, config);
                 break;
             case types.entityType.dashboard:
-                promise = dashboardService.getDashboardInfo(entityId);
+                promise = dashboardService.getDashboardInfo(entityId, config);
                 break;
             case types.entityType.user:
-                promise = userService.getUser(entityId);
+                promise = userService.getUser(entityId, true, config);
                 break;
             case types.entityType.alarm:
                 $log.error('Get Alarm Entity is not implemented!');
@@ -136,22 +136,28 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                 promise = assetService.getAssets(entityIds, config);
                 break;
             case types.entityType.tenant:
-                promise = getEntitiesByIdsPromise(tenantService.getTenant, entityIds);
+                promise = getEntitiesByIdsPromise(
+                    (id) => tenantService.getTenant(id, config), entityIds);
                 break;
             case types.entityType.customer:
-                promise = getEntitiesByIdsPromise(customerService.getCustomer, entityIds);
+                promise = getEntitiesByIdsPromise(
+                    (id) => customerService.getCustomer(id, config), entityIds);
                 break;
             case types.entityType.rule:
-                promise = getEntitiesByIdsPromise(ruleService.getRule, entityIds);
+                promise = getEntitiesByIdsPromise(
+                    (id) => ruleService.getRule(id, config), entityIds);
                 break;
             case types.entityType.plugin:
-                promise = getEntitiesByIdsPromise(pluginService.getPlugin, entityIds);
+                promise = getEntitiesByIdsPromise(
+                    (id) => pluginService.getPlugin(id, config), entityIds);
                 break;
             case types.entityType.dashboard:
-                promise = getEntitiesByIdsPromise(dashboardService.getDashboardInfo, entityIds);
+                promise = getEntitiesByIdsPromise(
+                    (id) => dashboardService.getDashboardInfo(id, config), entityIds);
                 break;
             case types.entityType.user:
-                promise = getEntitiesByIdsPromise(userService.getUser, entityIds);
+                promise = getEntitiesByIdsPromise(
+                    (id) => userService.getUser(id, true, config), entityIds);
                 break;
             case types.entityType.alarm:
                 $log.error('Get Alarm Entity is not implemented!');
@@ -178,11 +184,11 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
         return deferred.promise;
     }
 
-    function getSingleTenantByPageLinkPromise(pageLink) {
+    function getSingleTenantByPageLinkPromise(pageLink, config) {
         var user = userService.getCurrentUser();
         var tenantId = user.tenantId;
         var deferred = $q.defer();
-        tenantService.getTenant(tenantId).then(
+        tenantService.getTenant(tenantId, config).then(
             function success(tenant) {
                 var tenantName = tenant.name;
                 var result = {
@@ -202,11 +208,11 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
         return deferred.promise;
     }
 
-    function getSingleCustomerByPageLinkPromise(pageLink) {
+    function getSingleCustomerByPageLinkPromise(pageLink, config) {
         var user = userService.getCurrentUser();
         var customerId = user.customerId;
         var deferred = $q.defer();
-        customerService.getCustomer(customerId).then(
+        customerService.getCustomer(customerId, config).then(
             function success(customer) {
                 var customerName = customer.name;
                 var result = {
@@ -247,29 +253,29 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                 break;
             case types.entityType.tenant:
                 if (user.authority === 'TENANT_ADMIN') {
-                    promise = getSingleTenantByPageLinkPromise(pageLink);
+                    promise = getSingleTenantByPageLinkPromise(pageLink, config);
                 } else {
-                    promise = tenantService.getTenants(pageLink);
+                    promise = tenantService.getTenants(pageLink, config);
                 }
                 break;
             case types.entityType.customer:
                 if (user.authority === 'CUSTOMER_USER') {
-                    promise = getSingleCustomerByPageLinkPromise(pageLink);
+                    promise = getSingleCustomerByPageLinkPromise(pageLink, config);
                 } else {
-                    promise = customerService.getCustomers(pageLink);
+                    promise = customerService.getCustomers(pageLink, config);
                 }
                 break;
             case types.entityType.rule:
-                promise = ruleService.getAllRules(pageLink);
+                promise = ruleService.getAllRules(pageLink, config);
                 break;
             case types.entityType.plugin:
-                promise = pluginService.getAllPlugins(pageLink);
+                promise = pluginService.getAllPlugins(pageLink, config);
                 break;
             case types.entityType.dashboard:
                 if (user.authority === 'CUSTOMER_USER') {
-                    promise = dashboardService.getCustomerDashboards(customerId, pageLink, false);
+                    promise = dashboardService.getCustomerDashboards(customerId, pageLink, false, config);
                 } else {
-                    promise = dashboardService.getTenantDashboards(pageLink, false);
+                    promise = dashboardService.getTenantDashboards(pageLink, false, config);
                 }
                 break;
             case types.entityType.user:
@@ -426,7 +432,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
         var stateEntityId = getStateEntityId(filter, stateParams);
         switch (filter.type) {
             case types.aliasFilterType.singleEntity.value:
-                getEntity(filter.singleEntity.entityType, filter.singleEntity.id).then(
+                getEntity(filter.singleEntity.entityType, filter.singleEntity.id, {ignoreLoading: true}).then(
                     function success(entity) {
                         result.entities = entitiesToEntitiesInfo([entity]);
                         deferred.resolve(result);
@@ -437,7 +443,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                 );
                 break;
             case types.aliasFilterType.entityList.value:
-                getEntities(filter.entityType, filter.entityList).then(
+                getEntities(filter.entityType, filter.entityList, {ignoreLoading: true}).then(
                     function success(entities) {
                         if (entities && entities.length || !failOnEmpty) {
                             result.entities = entitiesToEntitiesInfo(entities);
@@ -452,7 +458,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                 );
                 break;
             case types.aliasFilterType.entityName.value:
-                getEntitiesByNameFilter(filter.entityType, filter.entityNameFilter, maxItems).then(
+                getEntitiesByNameFilter(filter.entityType, filter.entityNameFilter, maxItems, {ignoreLoading: true}).then(
                     function success(entities) {
                         if (entities && entities.length || !failOnEmpty) {
                             result.entities = entitiesToEntitiesInfo(entities);
@@ -469,7 +475,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
             case types.aliasFilterType.stateEntity.value:
                 result.stateEntity = true;
                 if (stateEntityId) {
-                    getEntity(stateEntityId.entityType, stateEntityId.id).then(
+                    getEntity(stateEntityId.entityType, stateEntityId.id, {ignoreLoading: true}).then(
                         function success(entity) {
                             result.entities = entitiesToEntitiesInfo([entity]);
                             deferred.resolve(result);
@@ -483,7 +489,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                 }
                 break;
             case types.aliasFilterType.assetType.value:
-                getEntitiesByNameFilter(types.entityType.asset, filter.assetNameFilter, maxItems, null, filter.assetType).then(
+                getEntitiesByNameFilter(types.entityType.asset, filter.assetNameFilter, maxItems, {ignoreLoading: true}, filter.assetType).then(
                     function success(entities) {
                         if (entities && entities.length || !failOnEmpty) {
                             result.entities = entitiesToEntitiesInfo(entities);
@@ -498,7 +504,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                 );
                 break;
             case types.aliasFilterType.deviceType.value:
-                getEntitiesByNameFilter(types.entityType.device, filter.deviceNameFilter, maxItems, null, filter.deviceType).then(
+                getEntitiesByNameFilter(types.entityType.device, filter.deviceNameFilter, maxItems, {ignoreLoading: true}, filter.deviceType).then(
                     function success(entities) {
                         if (entities && entities.length || !failOnEmpty) {
                             result.entities = entitiesToEntitiesInfo(entities);
@@ -533,7 +539,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                         filters: filter.filters
                     };
                     searchQuery.parameters.maxLevel = filter.maxLevel && filter.maxLevel > 0 ? filter.maxLevel : -1;
-                    entityRelationService.findInfoByQuery(searchQuery).then(
+                    entityRelationService.findInfoByQuery(searchQuery, {ignoreLoading: true}).then(
                         function success(allRelations) {
                             if (allRelations && allRelations.length || !failOnEmpty) {
                                 if (angular.isDefined(maxItems) && maxItems > 0 && allRelations) {
@@ -577,10 +583,10 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
                     var findByQueryPromise;
                     if (filter.type == types.aliasFilterType.assetSearchQuery.value) {
                         searchQuery.assetTypes = filter.assetTypes;
-                        findByQueryPromise = assetService.findByQuery(searchQuery, false);
+                        findByQueryPromise = assetService.findByQuery(searchQuery, false, {ignoreLoading: true});
                     } else if (filter.type == types.aliasFilterType.deviceSearchQuery.value) {
                         searchQuery.deviceTypes = filter.deviceTypes;
-                        findByQueryPromise = deviceService.findByQuery(searchQuery, false);
+                        findByQueryPromise = deviceService.findByQuery(searchQuery, false, {ignoreLoading: true});
                     }
                     findByQueryPromise.then(
                         function success(entities) {
@@ -762,7 +768,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
         return deferred.promise;
     }
 
-    function getEntityKeys(entityType, entityId, query, type) {
+    function getEntityKeys(entityType, entityId, query, type, config) {
         var deferred = $q.defer();
         var url = '/api/plugins/telemetry/' + entityType + '/' + entityId + '/keys/';
         if (type === types.dataKeyType.timeseries) {
@@ -770,7 +776,7 @@ function EntityService($http, $q, $filter, $translate, $log, userService, device
         } else if (type === types.dataKeyType.attribute) {
             url += 'attributes';
         }
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             var result = [];
             if (response.data) {
                 if (query) {
diff --git a/ui/src/app/api/plugin.service.js b/ui/src/app/api/plugin.service.js
index 55429ce1cf..28f63def4e 100644
--- a/ui/src/app/api/plugin.service.js
+++ b/ui/src/app/api/plugin.service.js
@@ -50,11 +50,11 @@ function PluginService($http, $q, $rootScope, $filter, componentDescriptorServic
         tenantPlugins = undefined;
     }
 
-    function loadPluginsCache() {
+    function loadPluginsCache(config) {
         var deferred = $q.defer();
         if (!allPlugins) {
             var url = '/api/plugins';
-            $http.get(url, null).then(function success(response) {
+            $http.get(url, config).then(function success(response) {
                 componentDescriptorService.getComponentDescriptorsByType(types.componentType.plugin).then(
                     function success(pluginComponents) {
                         allPlugins = response.data;
@@ -93,9 +93,9 @@ function PluginService($http, $q, $rootScope, $filter, componentDescriptorServic
         return deferred.promise;
     }
 
-    function getSystemPlugins(pageLink) {
+    function getSystemPlugins(pageLink, config) {
         var deferred = $q.defer();
-        loadPluginsCache().then(
+        loadPluginsCache(config).then(
             function success() {
                 utils.filterSearchTextEntities(systemPlugins, 'name', pageLink, deferred);
             },
@@ -106,9 +106,9 @@ function PluginService($http, $q, $rootScope, $filter, componentDescriptorServic
         return deferred.promise;
     }
 
-    function getTenantPlugins(pageLink) {
+    function getTenantPlugins(pageLink, config) {
         var deferred = $q.defer();
-        loadPluginsCache().then(
+        loadPluginsCache(config).then(
             function success() {
                 utils.filterSearchTextEntities(tenantPlugins, 'name', pageLink, deferred);
             },
@@ -119,9 +119,9 @@ function PluginService($http, $q, $rootScope, $filter, componentDescriptorServic
         return deferred.promise;
     }
 
-    function getAllActionPlugins(pageLink) {
+    function getAllActionPlugins(pageLink, config) {
         var deferred = $q.defer();
-        loadPluginsCache().then(
+        loadPluginsCache(config).then(
             function success() {
                 utils.filterSearchTextEntities(allActionPlugins, 'name', pageLink, deferred);
             },
@@ -132,9 +132,9 @@ function PluginService($http, $q, $rootScope, $filter, componentDescriptorServic
         return deferred.promise;
     }
 
-    function getAllPlugins(pageLink) {
+    function getAllPlugins(pageLink, config) {
         var deferred = $q.defer();
-        loadPluginsCache().then(
+        loadPluginsCache(config).then(
             function success() {
                 utils.filterSearchTextEntities(allPlugins, 'name', pageLink, deferred);
             },
@@ -156,10 +156,10 @@ function PluginService($http, $q, $rootScope, $filter, componentDescriptorServic
         return deferred.promise;
     }
 
-    function getPlugin(pluginId) {
+    function getPlugin(pluginId, config) {
         var deferred = $q.defer();
         var url = '/api/plugin/' + pluginId;
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail(response) {
             deferred.reject(response.data);
diff --git a/ui/src/app/api/rule.service.js b/ui/src/app/api/rule.service.js
index ee166f69ac..df37305ec5 100644
--- a/ui/src/app/api/rule.service.js
+++ b/ui/src/app/api/rule.service.js
@@ -47,11 +47,11 @@ function RuleService($http, $q, $rootScope, $filter, types, utils) {
         tenantRules = undefined;
     }
 
-    function loadRulesCache() {
+    function loadRulesCache(config) {
         var deferred = $q.defer();
         if (!allRules) {
             var url = '/api/rules';
-            $http.get(url, null).then(function success(response) {
+            $http.get(url, config).then(function success(response) {
                 allRules = response.data;
                 systemRules = [];
                 tenantRules = [];
@@ -100,9 +100,9 @@ function RuleService($http, $q, $rootScope, $filter, types, utils) {
         return deferred.promise;
     }
 
-    function getAllRules(pageLink) {
+    function getAllRules(pageLink, config) {
         var deferred = $q.defer();
-        loadRulesCache().then(
+        loadRulesCache(config).then(
             function success() {
                 utils.filterSearchTextEntities(allRules, 'name', pageLink, deferred);
             },
@@ -124,10 +124,10 @@ function RuleService($http, $q, $rootScope, $filter, types, utils) {
         return deferred.promise;
     }
 
-    function getRule(ruleId) {
+    function getRule(ruleId, config) {
         var deferred = $q.defer();
         var url = '/api/rule/' + ruleId;
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail(response) {
             deferred.reject(response.data);
diff --git a/ui/src/app/api/tenant.service.js b/ui/src/app/api/tenant.service.js
index 594b543e7d..be04ae970d 100644
--- a/ui/src/app/api/tenant.service.js
+++ b/ui/src/app/api/tenant.service.js
@@ -29,7 +29,7 @@ function TenantService($http, $q) {
 
     return service;
 
-    function getTenants (pageLink) {
+    function getTenants (pageLink, config) {
         var deferred = $q.defer();
         var url = '/api/tenants?limit=' + pageLink.limit;
         if (angular.isDefined(pageLink.textSearch)) {
@@ -41,7 +41,7 @@ function TenantService($http, $q) {
         if (angular.isDefined(pageLink.textOffset)) {
             url += '&textOffset=' + pageLink.textOffset;
         }
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
@@ -49,10 +49,10 @@ function TenantService($http, $q) {
         return deferred.promise;
     }
 
-    function getTenant (tenantId) {
+    function getTenant (tenantId, config) {
         var deferred = $q.defer();
         var url = '/api/tenant/' + tenantId;
-        $http.get(url, null).then(function success(response) {
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail(response) {
             deferred.reject(response.data);
diff --git a/ui/src/app/api/user.service.js b/ui/src/app/api/user.service.js
index d09387bda8..1a146b4e00 100644
--- a/ui/src/app/api/user.service.js
+++ b/ui/src/app/api/user.service.js
@@ -421,10 +421,14 @@ function UserService($http, $q, $rootScope, adminService, dashboardService, logi
         return deferred.promise;
     }
 
-    function getUser(userId, ignoreErrors) {
+    function getUser(userId, ignoreErrors, config) {
         var deferred = $q.defer();
         var url = '/api/user/' + userId;
-        $http.get(url, { ignoreErrors: ignoreErrors }).then(function success(response) {
+        if (!config) {
+            config = {};
+        }
+        config = Object.assign(config, { ignoreErrors: ignoreErrors });
+        $http.get(url, config).then(function success(response) {
             deferred.resolve(response.data);
         }, function fail() {
             deferred.reject();
diff --git a/ui/src/app/api/widget.service.js b/ui/src/app/api/widget.service.js
index 3c74ecbb4c..fe95729f3b 100644
--- a/ui/src/app/api/widget.service.js
+++ b/ui/src/app/api/widget.service.js
@@ -298,11 +298,11 @@ function WidgetService($rootScope, $http, $q, $filter, $ocLazyLoad, $window, $tr
         tenantWidgetsBundles = undefined;
     }
 
-    function loadWidgetsBundleCache() {
+    function loadWidgetsBundleCache(config) {
         var deferred = $q.defer();
         if (!allWidgetsBundles) {
             var url = '/api/widgetsBundles';
-            $http.get(url, null).then(function success(response) {
+            $http.get(url, config).then(function success(response) {
                 allWidgetsBundles = response.data;
                 systemWidgetsBundles = [];
                 tenantWidgetsBundles = [];
@@ -326,9 +326,9 @@ function WidgetService($rootScope, $http, $q, $filter, $ocLazyLoad, $window, $tr
     }
 
 
-    function getSystemWidgetsBundles() {
+    function getSystemWidgetsBundles(config) {
         var deferred = $q.defer();
-        loadWidgetsBundleCache().then(
+        loadWidgetsBundleCache(config).then(
             function success() {
                 deferred.resolve(systemWidgetsBundles);
             },
@@ -339,9 +339,9 @@ function WidgetService($rootScope, $http, $q, $filter, $ocLazyLoad, $window, $tr
         return deferred.promise;
     }
 
-    function getTenantWidgetsBundles() {
+    function getTenantWidgetsBundles(config) {
         var deferred = $q.defer();
-        loadWidgetsBundleCache().then(
+        loadWidgetsBundleCache(config).then(
             function success() {
                 deferred.resolve(tenantWidgetsBundles);
             },
@@ -352,9 +352,9 @@ function WidgetService($rootScope, $http, $q, $filter, $ocLazyLoad, $window, $tr
         return deferred.promise;
     }
 
-    function getAllWidgetsBundles() {
+    function getAllWidgetsBundles(config) {
         var deferred = $q.defer();
-        loadWidgetsBundleCache().then(
+        loadWidgetsBundleCache(config).then(
             function success() {
                 deferred.resolve(allWidgetsBundles);
             },
diff --git a/ui/src/app/asset/add-asset.tpl.html b/ui/src/app/asset/add-asset.tpl.html
index ce22e4e674..71901e4b6a 100644
--- a/ui/src/app/asset/add-asset.tpl.html
+++ b/ui/src/app/asset/add-asset.tpl.html
@@ -27,8 +27,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <tb-asset asset="vm.item" is-edit="true" the-form="theForm"></tb-asset>
@@ -36,10 +36,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
         </md-dialog-actions>
     </form>
 </md-dialog>
diff --git a/ui/src/app/asset/add-assets-to-customer.tpl.html b/ui/src/app/asset/add-assets-to-customer.tpl.html
index 18e23ce0ca..64edcf817a 100644
--- a/ui/src/app/asset/add-assets-to-customer.tpl.html
+++ b/ui/src/app/asset/add-assets-to-customer.tpl.html
@@ -26,8 +26,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <fieldset>
@@ -65,11 +65,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || vm.assets.selectedCount == 0" type="submit"
+            <md-button ng-disabled="$root.loading || vm.assets.selectedCount == 0" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.assign' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/asset/asset-fieldset.tpl.html b/ui/src/app/asset/asset-fieldset.tpl.html
index d921b2e6c4..afa14adc07 100644
--- a/ui/src/app/asset/asset-fieldset.tpl.html
+++ b/ui/src/app/asset/asset-fieldset.tpl.html
@@ -48,7 +48,7 @@
          ng-show="!isEdit && isPublic && (assetScope === 'customer' || assetScope === 'tenant')">
         {{ 'asset.asset-public' | translate }}
     </div>
-    <fieldset ng-disabled="loading || !isEdit">
+    <fieldset ng-disabled="$root.loading || !isEdit">
         <md-input-container class="md-block">
             <label translate>asset.name</label>
             <input required name="name" ng-model="asset.name">
@@ -57,7 +57,7 @@
             </div>
         </md-input-container>
         <tb-entity-subtype-autocomplete
-                ng-disabled="loading || !isEdit"
+                ng-disabled="$root.loading || !isEdit"
                 tb-required="true"
                 the-form="theForm"
                 ng-model="asset.type"
diff --git a/ui/src/app/asset/assign-to-customer.tpl.html b/ui/src/app/asset/assign-to-customer.tpl.html
index fba56cec77..9030ec4f7a 100644
--- a/ui/src/app/asset/assign-to-customer.tpl.html
+++ b/ui/src/app/asset/assign-to-customer.tpl.html
@@ -26,8 +26,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <fieldset>
@@ -65,10 +65,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || vm.customers.selection==null" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || vm.customers.selection==null" type="submit" class="md-raised md-primary">
                 {{ 'action.assign' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/component/component-dialog.tpl.html b/ui/src/app/component/component-dialog.tpl.html
index 271d818555..841d7ef69a 100644
--- a/ui/src/app/component/component-dialog.tpl.html
+++ b/ui/src/app/component/component-dialog.tpl.html
@@ -27,11 +27,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content tb-filter">
-                <fieldset ng-disabled="loading || vm.isReadOnly">
+                <fieldset ng-disabled="$root.loading || vm.isReadOnly">
                     <section flex layout="row">
                         <md-input-container flex class="md-block">
                             <label translate>rule.component-name</label>
@@ -42,7 +42,7 @@
                         </md-input-container>
                         <md-input-container flex class="md-block">
                             <label translate>rule.component-type</label>
-                            <md-select required name="componentType" ng-model="vm.componentInfo.component.clazz" ng-disabled="loading || vm.isReadOnly">
+                            <md-select required name="componentType" ng-model="vm.componentInfo.component.clazz" ng-disabled="$root.loading || vm.isReadOnly">
                                 <md-option ng-repeat="componentDescriptor in vm.componentDescriptors" ng-value="componentDescriptor.clazz">
                                     {{componentDescriptor.name}}
                                 </md-option>
@@ -57,7 +57,7 @@
                             <tb-json-form schema="vm.componentDescriptor.configurationDescriptor.schema"
                                           form="vm.componentDescriptor.configurationDescriptor.form"
                                           model="vm.componentInfo.component.configuration"
-                                          readonly="loading || vm.isReadOnly"
+                                          readonly="$root.loading || vm.isReadOnly"
                                           form-control="theForm">
                             </tb-json-form>
                         </md-card-content>
@@ -67,11 +67,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-if="!vm.isReadOnly" ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-if="!vm.isReadOnly" ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ (vm.isAdd ? 'action.add' : 'action.save') | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/component/component.tpl.html b/ui/src/app/component/component.tpl.html
index a9faa7f03f..d007ba6ccd 100644
--- a/ui/src/app/component/component.tpl.html
+++ b/ui/src/app/component/component.tpl.html
@@ -24,7 +24,7 @@
         {{ componentTypeName }}
     </span>
     <span ng-if="readOnly" style="min-width: 40px; min-height: 40px; margin: 0 6px;"></br></span>
-    <md-button ng-disabled="loading" class="md-icon-button md-primary"
+    <md-button ng-disabled="$root.loading" class="md-icon-button md-primary"
                style="min-width: 40px;"
                ng-click="openComponent($event)"
                aria-label="{{ (readOnly ? 'action.view' : 'action.edit') | translate }}">
@@ -43,7 +43,7 @@
             edit
         </md-icon>
     </md-button>
-    <md-button ng-if="!readOnly" ng-disabled="loading" class="md-icon-button md-primary"
+    <md-button ng-if="!readOnly" ng-disabled="$root.loading" class="md-icon-button md-primary"
                style="min-width: 40px;"
                ng-click="onRemoveComponent({event: $event})"
                aria-label="{{ 'action.remove' | translate }}">
diff --git a/ui/src/app/components/dashboard-autocomplete.directive.js b/ui/src/app/components/dashboard-autocomplete.directive.js
index ce7e4770fc..2235b82e95 100644
--- a/ui/src/app/components/dashboard-autocomplete.directive.js
+++ b/ui/src/app/components/dashboard-autocomplete.directive.js
@@ -48,19 +48,19 @@ function DashboardAutocomplete($compile, $templateCache, $q, dashboardService, u
             var promise;
             if (scope.dashboardsScope === 'customer' || userService.getAuthority() === 'CUSTOMER_USER') {
                 if (scope.customerId) {
-                    promise = dashboardService.getCustomerDashboards(scope.customerId, pageLink, false);
+                    promise = dashboardService.getCustomerDashboards(scope.customerId, pageLink, false, {ignoreLoading: true});
                 } else {
                     promise = $q.when({data: []});
                 }
             } else {
                 if (userService.getAuthority() === 'SYS_ADMIN') {
                     if (scope.tenantId) {
-                        promise = dashboardService.getTenantDashboardsByTenantId(scope.tenantId, pageLink);
+                        promise = dashboardService.getTenantDashboardsByTenantId(scope.tenantId, pageLink, {ignoreLoading: true});
                     } else {
                         promise = $q.when({data: []});
                     }
                 } else {
-                    promise = dashboardService.getTenantDashboards(pageLink, false);
+                    promise = dashboardService.getTenantDashboards(pageLink, false, {ignoreLoading: true});
                 }
             }
 
diff --git a/ui/src/app/components/dashboard-select.directive.js b/ui/src/app/components/dashboard-select.directive.js
index d7b32d8b06..ac5cd3d5b1 100644
--- a/ui/src/app/components/dashboard-select.directive.js
+++ b/ui/src/app/components/dashboard-select.directive.js
@@ -48,12 +48,12 @@ function DashboardSelect($compile, $templateCache, $q, $mdMedia, $mdPanel, $docu
         var promise;
         if (scope.dashboardsScope === 'customer' || userService.getAuthority() === 'CUSTOMER_USER') {
             if (scope.customerId && scope.customerId != types.id.nullUid) {
-                promise = dashboardService.getCustomerDashboards(scope.customerId, pageLink, false);
+                promise = dashboardService.getCustomerDashboards(scope.customerId, pageLink, false, {ignoreLoading: true});
             } else {
                 promise = $q.when({data: []});
             }
         } else {
-            promise = dashboardService.getTenantDashboards(pageLink, false);
+            promise = dashboardService.getTenantDashboards(pageLink, false, {ignoreLoading: true});
         }
 
         promise.then(function success(result) {
diff --git a/ui/src/app/components/datakey-config-dialog.controller.js b/ui/src/app/components/datakey-config-dialog.controller.js
index ccaac21235..c4e85946f9 100644
--- a/ui/src/app/components/datakey-config-dialog.controller.js
+++ b/ui/src/app/components/datakey-config-dialog.controller.js
@@ -43,7 +43,7 @@ function DatakeyConfigDialogController($scope, $mdDialog, $q, entityService, dat
             function success(aliasInfo) {
                 var entity = aliasInfo.currentEntity;
                 if (entity) {
-                    entityService.getEntityKeys(entity.entityType, entity.id, query, type).then(
+                    entityService.getEntityKeys(entity.entityType, entity.id, query, type, {ignoreLoading: true}).then(
                         function success(keys) {
                             deferred.resolve(keys);
                         },
diff --git a/ui/src/app/components/datakey-config-dialog.tpl.html b/ui/src/app/components/datakey-config-dialog.tpl.html
index a55c3161c1..574a7af3c8 100644
--- a/ui/src/app/components/datakey-config-dialog.tpl.html
+++ b/ui/src/app/components/datakey-config-dialog.tpl.html
@@ -26,8 +26,8 @@
 	        </md-button>
 	      </div>
 	    </md-toolbar>
-   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>	    
+   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 	    <md-dialog-content>
 			<tb-datakey-config ng-model="vm.dataKey"
                                fetch-entity-keys="vm.fetchEntityKeys(entityAliasId, query, type)"
@@ -37,10 +37,10 @@
 	    </md-dialog-content>
 	    <md-dialog-actions layout="row">
 	      <span flex></span>
-		  <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+		  <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
 		  		{{ 'action.save' | translate }}
 		  </md-button>
-	      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+	      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
 	    </md-dialog-actions>
 	</form>   
 </md-dialog>
diff --git a/ui/src/app/components/details-sidenav.tpl.html b/ui/src/app/components/details-sidenav.tpl.html
index 24c22704d7..934aed37b2 100644
--- a/ui/src/app/components/details-sidenav.tpl.html
+++ b/ui/src/app/components/details-sidenav.tpl.html
@@ -35,7 +35,7 @@
 	        </div>
 		    <section ng-if="!isReadOnly" layout="row" layout-wrap
 				   class="tb-header-buttons md-fab">
-				<md-button ng-show="isEdit" ng-disabled="loading || theForm.$invalid || !theForm.$dirty"
+				<md-button ng-show="isEdit" ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty"
 							 class="tb-btn-header md-accent md-hue-2 md-fab md-fab-bottom-right"
 							 aria-label="{{ 'action.apply' | translate }}"
 							 ng-click="detailsApply()">
@@ -44,7 +44,7 @@
 					  </md-tooltip>
 					  <ng-md-icon icon="done"></ng-md-icon>
 				</md-button>
-				<md-button ng-disabled="loading || (isAlwaysEdit && !theForm.$dirty)" class="tb-btn-header md-accent md-hue-2 md-fab md-fab-bottom-right"
+				<md-button ng-disabled="$root.loading || (isAlwaysEdit && !theForm.$dirty)" class="tb-btn-header md-accent md-hue-2 md-fab md-fab-bottom-right"
 					 aria-label="{{ 'details.edit-mode' | translate }}"
 					 ng-click="toggleDetailsEditMode()">
 					<md-tooltip md-direction="top">
diff --git a/ui/src/app/components/grid.tpl.html b/ui/src/app/components/grid.tpl.html
index 24285d898a..b334567e5a 100644
--- a/ui/src/app/components/grid.tpl.html
+++ b/ui/src/app/components/grid.tpl.html
@@ -45,7 +45,7 @@
                                 <tb-grid-card-content flex grid-ctl="vm" parent-ctl="vm.parentCtl" item-controller="vm.itemCardController" item-template="vm.itemCardTemplate" item="rowItem[n]"></tb-grid-card-content>
                             </md-card-content>
                             <md-card-actions layout="row" layout-align="end end">
-                                <md-button ng-if="action.isEnabled(rowItem[n])" ng-disabled="loading" class="md-icon-button md-primary" ng-repeat="action in vm.actionsList"
+                                <md-button ng-if="action.isEnabled(rowItem[n])" ng-disabled="$root.loading" class="md-icon-button md-primary" ng-repeat="action in vm.actionsList"
                                            ng-click="action.onAction($event, rowItem[n])" aria-label="{{ action.name() }}">
                                     <md-tooltip md-direction="top">
                                         {{ action.details( rowItem[n] ) }}
@@ -81,28 +81,28 @@
 </section>
 
 <section layout="row" layout-wrap class="tb-footer-buttons md-fab " layout-align="start end">
-    <md-button ng-disabled="loading" ng-show="vm.items.selectedCount > 0" class="tb-btn-footer md-accent md-hue-2 md-fab" ng-repeat="groupAction in vm.groupActionsList"
+    <md-button ng-disabled="$root.loading" ng-show="vm.items.selectedCount > 0" class="tb-btn-footer md-accent md-hue-2 md-fab" ng-repeat="groupAction in vm.groupActionsList"
                ng-click="groupAction.onAction($event, vm.items)" aria-label="{{ groupAction.name() }}">
         <md-tooltip md-direction="top">
             {{ groupAction.details(vm.items.selectedCount) }}
         </md-tooltip>
         <ng-md-icon icon="{{groupAction.icon}}"></ng-md-icon>
     </md-button>
-    <md-button ng-disabled="loading" ng-show="vm.topIndex > 0" class="tb-btn-footer md-primary md-hue-1 md-fab" ng-click="vm.moveToTop()" aria-label="{{'grid.scroll-to-top' | translate}}" >
+    <md-button ng-disabled="$root.loading" ng-show="vm.topIndex > 0" class="tb-btn-footer md-primary md-hue-1 md-fab" ng-click="vm.moveToTop()" aria-label="{{'grid.scroll-to-top' | translate}}" >
         <md-tooltip md-direction="top">
             {{'grid.scroll-to-top' | translate}}
         </md-tooltip>
         <ng-md-icon icon="arrow_drop_up"></ng-md-icon>
     </md-button>
-    <md-button ng-disabled="loading" ng-if="vm.addItemAction.name() && vm.addItemActions.length == 0" class="tb-btn-footer md-accent md-hue-2 md-fab" ng-click="vm.addItemAction.onAction($event)" aria-label="{{ vm.addItemAction.name() }}" >
+    <md-button ng-disabled="$root.loading" ng-if="vm.addItemAction.name() && vm.addItemActions.length == 0" class="tb-btn-footer md-accent md-hue-2 md-fab" ng-click="vm.addItemAction.onAction($event)" aria-label="{{ vm.addItemAction.name() }}" >
         <md-tooltip md-direction="top">
             {{ vm.addItemAction.details() }}
         </md-tooltip>
         <ng-md-icon icon="{{ vm.addItemAction.icon }}"></ng-md-icon>
     </md-button>
-    <md-fab-speed-dial ng-disabled="loading" ng-if="vm.addItemAction.name() && vm.addItemActions.length > 0" md-open="vm.addItemActionsOpen" class="md-scale" md-direction="up" ng-if="vm.addItemAction.name()">
+    <md-fab-speed-dial ng-disabled="$root.loading" ng-if="vm.addItemAction.name() && vm.addItemActions.length > 0" md-open="vm.addItemActionsOpen" class="md-scale" md-direction="up" ng-if="vm.addItemAction.name()">
         <md-fab-trigger>
-            <md-button ng-disabled="loading" class="tb-btn-footer md-accent md-hue-2 md-fab" aria-label="{{ vm.addItemAction.name() }}" >
+            <md-button ng-disabled="$root.loading" class="tb-btn-footer md-accent md-hue-2 md-fab" aria-label="{{ vm.addItemAction.name() }}" >
                 <md-tooltip md-direction="top">
                     {{ vm.addItemAction.details() }}
                 </md-tooltip>
@@ -110,7 +110,7 @@
             </md-button>
         </md-fab-trigger>
         <md-fab-actions>
-            <md-button ng-disabled="loading" class="md-accent md-hue-2 md-fab" ng-repeat="addItemAction in vm.addItemActions"
+            <md-button ng-disabled="$root.loading" class="md-accent md-hue-2 md-fab" ng-repeat="addItemAction in vm.addItemActions"
                        ng-click="addItemAction.onAction($event)" aria-label="{{ addItemAction.name() }}" >
                 <md-tooltip md-direction="top">
                     {{ addItemAction.details() }}
diff --git a/ui/src/app/components/legend-config-panel.tpl.html b/ui/src/app/components/legend-config-panel.tpl.html
index c5538a12e6..fe642041d9 100644
--- a/ui/src/app/components/legend-config-panel.tpl.html
+++ b/ui/src/app/components/legend-config-panel.tpl.html
@@ -16,7 +16,7 @@
 
 -->
 <form name="theForm" ng-submit="vm.update()">
-    <fieldset ng-disabled="loading">
+    <fieldset ng-disabled="$root.loading">
         <md-content style="height: 100%" flex layout="column">
             <section layout="column">
                 <md-content class="md-padding" layout="column">
diff --git a/ui/src/app/components/material-icons-dialog.tpl.html b/ui/src/app/components/material-icons-dialog.tpl.html
index 8a2eb6537b..db1abdac50 100644
--- a/ui/src/app/components/material-icons-dialog.tpl.html
+++ b/ui/src/app/components/material-icons-dialog.tpl.html
@@ -32,15 +32,15 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <div class="tb-absolute-fill tb-icons-load" ng-show="vm.loadingIcons" layout="column" layout-align="center center">
             <md-progress-circular md-mode="indeterminate" ng-disabled="!vm.loadingIcons" class="md-accent" md-diameter="40"></md-progress-circular>
         </div>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <md-content class="md-padding" layout="column">
-                    <fieldset ng-disabled="loading">
+                    <fieldset ng-disabled="$root.loading">
                         <md-button ng-class="{'md-primary md-raised': icon == vm.selectedIcon}" class="tb-select-icon-button md-icon-button"
                                    ng-repeat="icon in vm.icons" ng-click="vm.selectIcon($event, icon)" tb-on-finish-render="iconsLoadFinished">
                             <md-icon class="material-icons">{{icon}}</md-icon>
@@ -54,7 +54,7 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()">
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()">
                 {{ 'action.cancel' | translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/components/plugin-select.directive.js b/ui/src/app/components/plugin-select.directive.js
index f20076f870..0e526572b9 100644
--- a/ui/src/app/components/plugin-select.directive.js
+++ b/ui/src/app/components/plugin-select.directive.js
@@ -56,7 +56,7 @@ function PluginSelect($compile, $templateCache, $q, pluginService, types) {
 
             var deferred = $q.defer();
 
-            scope.pluginFetchFunction(pageLink).then(function success(result) {
+            scope.pluginFetchFunction(pageLink, {ignoreLoading: true}).then(function success(result) {
                 deferred.resolve(result.data);
             }, function fail() {
                 deferred.reject();
@@ -89,7 +89,7 @@ function PluginSelect($compile, $templateCache, $q, pluginService, types) {
 
         if (scope.selectFirstPlugin) {
             var pageLink = {limit: 1, textSearch: ''};
-            scope.pluginFetchFunction(pageLink).then(function success(result) {
+            scope.pluginFetchFunction(pageLink, {ignoreLoading: true}).then(function success(result) {
                 var plugins = result.data;
                 if (plugins.length > 0) {
                     scope.plugin = plugins[0];
diff --git a/ui/src/app/components/timewindow-panel.tpl.html b/ui/src/app/components/timewindow-panel.tpl.html
index 27187dcea5..0c80538d82 100644
--- a/ui/src/app/components/timewindow-panel.tpl.html
+++ b/ui/src/app/components/timewindow-panel.tpl.html
@@ -16,7 +16,7 @@
 
 -->
 <form name="theForm" ng-submit="vm.update()">
-	<fieldset ng-disabled="loading">
+	<fieldset ng-disabled="$root.loading">
 		<md-content style="height: 100%" flex layout="column">
 			<section layout="column">
 				<md-tabs ng-class="{'tb-headless': vm.historyOnly}" md-dynamic-height md-selected="vm.timewindow.selectedTab" md-border-bottom>
@@ -81,10 +81,10 @@
 			<span flex></span>
 			<section layout="row" layout-alignment="start center">
 				  <span flex></span>
-				  <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+				  <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
 				  		{{ 'action.update' | translate }}
 				  </md-button>
-			      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">
+			      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">
 					  {{ 'action.cancel' | translate }}
 			      </md-button>
 			</section> 
diff --git a/ui/src/app/components/widget/action/widget-action-dialog.tpl.html b/ui/src/app/components/widget/action/widget-action-dialog.tpl.html
index ded4c969a6..91b4981b5f 100644
--- a/ui/src/app/components/widget/action/widget-action-dialog.tpl.html
+++ b/ui/src/app/components/widget/action/widget-action-dialog.tpl.html
@@ -26,12 +26,12 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <md-content class="md-padding" layout="column">
-                    <fieldset ng-disabled="loading" layout="column">
+                    <fieldset ng-disabled="$root.loading" layout="column">
                         <md-input-container class="md-block">
                             <label translate>widget-config.action-source</label>
                             <md-select name="actionSource" required aria-label="{{ 'widget-config.action-source' | translate }}" ng-model="vm.action.actionSourceId">
@@ -120,7 +120,7 @@
                         </div>
                         <tb-js-func ng-if="vm.action.type == vm.types.widgetActionTypes.custom.value"
                                     ng-model="vm.action.customFunction"
-                                    function-args="{{ ['$event', 'widgetContext', 'entityId'] }}"
+                                    function-args="{{ ['$event', 'widgetContext', 'entityId', 'entityName', 'additionalParams'] }}"
                                     validation-args="{{ [] }}">
                         </tb-js-func>
                     </fieldset>
@@ -129,11 +129,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ (vm.isAdd ? 'action.add' : 'action.save') | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">
                 {{ 'action.cancel' | translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/components/widget/widget-config.tpl.html b/ui/src/app/components/widget/widget-config.tpl.html
index b0084d7665..c50aade9f4 100644
--- a/ui/src/app/components/widget/widget-config.tpl.html
+++ b/ui/src/app/components/widget/widget-config.tpl.html
@@ -104,7 +104,7 @@
                                                        generate-data-key="generateDataKey(chip,type)"
                                                        fetch-entity-keys="fetchEntityKeys({entityAliasId: entityAliasId, query: query, type: type})"
                                                        on-create-entity-alias="onCreateEntityAlias({event: event, alias: alias})"></tb-datasource>
-                                        <md-button ng-disabled="loading" class="md-icon-button md-primary"
+                                        <md-button ng-disabled="$root.loading" class="md-icon-button md-primary"
                                                    style="min-width: 40px;"
                                                    ng-click="removeDatasource($event, datasource)"
                                                    aria-label="{{ 'action.remove' | translate }}">
@@ -121,7 +121,7 @@
                             </div>
                         </div>
                         <div flex layout="row" layout-align="start center">
-                            <md-button ng-show="typeParameters.maxDatasources == -1 || datasources.length < typeParameters.maxDatasources" ng-disabled="loading" class="md-primary md-raised"
+                            <md-button ng-show="typeParameters.maxDatasources == -1 || datasources.length < typeParameters.maxDatasources" ng-disabled="$root.loading" class="md-primary md-raised"
                                        ng-click="addDatasource($event)" aria-label="{{ 'action.add' | translate }}">
                                 <md-tooltip md-direction="top">
                                     {{ 'widget-config.add-datasource' | translate }}
diff --git a/ui/src/app/components/widget/widget.controller.js b/ui/src/app/components/widget/widget.controller.js
index 7d91aef114..a5faadaec5 100644
--- a/ui/src/app/components/widget/widget.controller.js
+++ b/ui/src/app/components/widget/widget.controller.js
@@ -444,7 +444,7 @@ export default function WidgetController($scope, $state, $timeout, $window, $ele
         }
     }
 
-    function handleWidgetAction($event, descriptor, entityId, entityName) {
+    function handleWidgetAction($event, descriptor, entityId, entityName, additionalParams) {
         var type = descriptor.type;
         var targetEntityParamName = descriptor.stateEntityParamName;
         var targetEntityId;
@@ -485,8 +485,11 @@ export default function WidgetController($scope, $state, $timeout, $window, $ele
                 var customFunction = descriptor.customFunction;
                 if (angular.isDefined(customFunction) && customFunction.length > 0) {
                     try {
-                        var customActionFunction = new Function('$event', 'widgetContext', 'entityId', 'entityName', customFunction);
-                        customActionFunction($event, widgetContext, entityId, entityName);
+                        if (!additionalParams) {
+                            additionalParams = {};
+                        }
+                        var customActionFunction = new Function('$event', 'widgetContext', 'entityId', 'entityName', 'additionalParams', customFunction);
+                        customActionFunction($event, widgetContext, entityId, entityName, additionalParams);
                     } catch (e) {
                         //
                     }
diff --git a/ui/src/app/components/widgets-bundle-select.directive.js b/ui/src/app/components/widgets-bundle-select.directive.js
index b90d24033b..7e1ed7130c 100644
--- a/ui/src/app/components/widgets-bundle-select.directive.js
+++ b/ui/src/app/components/widgets-bundle-select.directive.js
@@ -48,7 +48,7 @@ function WidgetsBundleSelect($compile, $templateCache, widgetService, types) {
             }
         }
 
-        widgetsBundleFetchFunction().then(
+        widgetsBundleFetchFunction({ignoreLoading: true}).then(
             function success(widgetsBundles) {
                 scope.widgetsBundles = widgetsBundles;
                 if (scope.selectFirstBundle) {
diff --git a/ui/src/app/customer/add-customer.tpl.html b/ui/src/app/customer/add-customer.tpl.html
index c1da19d0fd..69c38321fb 100644
--- a/ui/src/app/customer/add-customer.tpl.html
+++ b/ui/src/app/customer/add-customer.tpl.html
@@ -27,8 +27,8 @@
 	        </md-button>
 	      </div>
 	    </md-toolbar>
-   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 	    <md-dialog-content>
 	      <div class="md-dialog-content">
   	        	<tb-customer customer="vm.item" is-edit="true" the-form="theForm"></tb-customer>
@@ -36,10 +36,10 @@
 	    </md-dialog-content>
 	    <md-dialog-actions layout="row">
 	      <span flex></span>
-		  <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+		  <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
 		  		{{ 'action.add' | translate }}
 		  </md-button>
-	      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+	      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
 	    </md-dialog-actions>
 	</form>    
 </md-dialog>
diff --git a/ui/src/app/customer/customer-fieldset.tpl.html b/ui/src/app/customer/customer-fieldset.tpl.html
index 3facd0f7a8..e367c88ddf 100644
--- a/ui/src/app/customer/customer-fieldset.tpl.html
+++ b/ui/src/app/customer/customer-fieldset.tpl.html
@@ -32,7 +32,7 @@
 </div>
 
 <md-content class="md-padding" layout="column">
-	<fieldset ng-show="!isPublic" ng-disabled="loading || !isEdit">
+	<fieldset ng-show="!isPublic" ng-disabled="$root.loading || !isEdit">
 		<md-input-container class="md-block">
 			<label translate>customer.title</label>
 			<input required name="title" ng-model="customer.title">	
diff --git a/ui/src/app/dashboard/add-dashboard.tpl.html b/ui/src/app/dashboard/add-dashboard.tpl.html
index 4807522896..79735e0960 100644
--- a/ui/src/app/dashboard/add-dashboard.tpl.html
+++ b/ui/src/app/dashboard/add-dashboard.tpl.html
@@ -27,8 +27,8 @@
 	        </md-button>
 	      </div>
 	    </md-toolbar>
-   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 	    <md-dialog-content>
 	      <div class="md-dialog-content">
   	        	<tb-dashboard-details dashboard="vm.item" is-edit="true" the-form="theForm"></tb-dashboard-details>
@@ -36,10 +36,10 @@
 	    </md-dialog-content>
 	    <md-dialog-actions layout="row">
 	      <span flex></span>
-		  <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+		  <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
 			  {{ 'action.add' | translate }}
 		  </md-button>
-	      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+	      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
 	    </md-dialog-actions>
 	</form>    
 </md-dialog>
\ No newline at end of file
diff --git a/ui/src/app/dashboard/add-dashboards-to-customer.tpl.html b/ui/src/app/dashboard/add-dashboards-to-customer.tpl.html
index cfd6b6a56e..6ae2f8d5a4 100644
--- a/ui/src/app/dashboard/add-dashboards-to-customer.tpl.html
+++ b/ui/src/app/dashboard/add-dashboards-to-customer.tpl.html
@@ -26,8 +26,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <fieldset>
@@ -65,11 +65,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || vm.dashboards.selectedCount == 0" type="submit"
+            <md-button ng-disabled="$root.loading || vm.dashboards.selectedCount == 0" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.assign' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/dashboard/add-widget.controller.js b/ui/src/app/dashboard/add-widget.controller.js
index c15492dbd9..bae486b732 100644
--- a/ui/src/app/dashboard/add-widget.controller.js
+++ b/ui/src/app/dashboard/add-widget.controller.js
@@ -110,7 +110,7 @@ export default function AddWidgetController($scope, widgetService, entityService
             function success(aliasInfo) {
                 var entity = aliasInfo.currentEntity;
                 if (entity) {
-                    entityService.getEntityKeys(entity.entityType, entity.id, query, type).then(
+                    entityService.getEntityKeys(entity.entityType, entity.id, query, type, {ignoreLoading: true}).then(
                         function success(keys) {
                             deferred.resolve(keys);
                         },
diff --git a/ui/src/app/dashboard/add-widget.tpl.html b/ui/src/app/dashboard/add-widget.tpl.html
index 4ca29f0b01..8d5e130d96 100644
--- a/ui/src/app/dashboard/add-widget.tpl.html
+++ b/ui/src/app/dashboard/add-widget.tpl.html
@@ -27,11 +27,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content" style="padding-top: 0px;">
-                <fieldset ng-disabled="loading" style="position: relative; height: 600px;">
+                <fieldset ng-disabled="$root.loading" style="position: relative; height: 600px;">
                     <tb-widget-config widget-type="vm.widget.type"
                                       type-parameters="vm.widgetInfo.typeParameters"
                                       action-sources="vm.widgetInfo.actionSources"
@@ -50,11 +50,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/dashboard/assign-to-customer.tpl.html b/ui/src/app/dashboard/assign-to-customer.tpl.html
index b08e44aaa4..4d7ba85452 100644
--- a/ui/src/app/dashboard/assign-to-customer.tpl.html
+++ b/ui/src/app/dashboard/assign-to-customer.tpl.html
@@ -26,8 +26,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <fieldset>
@@ -65,10 +65,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || vm.customers.selection==null" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || vm.customers.selection==null" type="submit" class="md-raised md-primary">
                 {{ 'action.assign' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/dashboard/dashboard-fieldset.tpl.html b/ui/src/app/dashboard/dashboard-fieldset.tpl.html
index 954d881588..a54f477d11 100644
--- a/ui/src/app/dashboard/dashboard-fieldset.tpl.html
+++ b/ui/src/app/dashboard/dashboard-fieldset.tpl.html
@@ -59,7 +59,7 @@
 			</md-button>
 		</div>
 	</div>
-	<fieldset ng-disabled="loading || !isEdit">
+	<fieldset ng-disabled="$root.loading || !isEdit">
 		<md-input-container class="md-block">
 			<label translate>dashboard.title</label>
 			<input required name="title" ng-model="dashboard.title">	
diff --git a/ui/src/app/dashboard/dashboard-settings.tpl.html b/ui/src/app/dashboard/dashboard-settings.tpl.html
index 38e2af39f2..da2b2549a4 100644
--- a/ui/src/app/dashboard/dashboard-settings.tpl.html
+++ b/ui/src/app/dashboard/dashboard-settings.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <div ng-show="vm.settings">
                        <md-input-container class="md-block">
                             <label translate>dashboard.state-controller</label>
@@ -194,10 +194,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
                 {{ 'action.save' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
         </md-dialog-actions>
     </form>
 </md-dialog>
diff --git a/ui/src/app/dashboard/dashboard.tpl.html b/ui/src/app/dashboard/dashboard.tpl.html
index 87f284050b..fab46346da 100644
--- a/ui/src/app/dashboard/dashboard.tpl.html
+++ b/ui/src/app/dashboard/dashboard.tpl.html
@@ -110,7 +110,7 @@
     </section>
     <section class="tb-dashboard-container tb-absolute-fill"
              ng-class="{ 'is-fullscreen': forceFullscreen, 'tb-dashboard-toolbar-opened': vm.toolbarOpened, 'tb-dashboard-toolbar-closed': !vm.toolbarOpened }">
-        <section ng-show="!loading && vm.dashboardConfigurationError()" layout-align="center center"
+        <section ng-show="!$root.loading && vm.dashboardConfigurationError()" layout-align="center center"
                  ng-style="{'color': vm.dashboard.configuration.settings.titleColor}"
                  ng-class="{'tb-padded' : !vm.widgetEditMode}"
                  style="text-transform: uppercase; display: flex; z-index: 1;"
@@ -277,10 +277,10 @@
             </div>
         </tb-details-sidenav>
         <section layout="row" layout-wrap class="tb-footer-buttons md-fab" layout-align="start end">
-            <md-fab-speed-dial ng-disabled="loading" ng-show="!vm.isAddingWidget && vm.isEdit && !vm.widgetEditMode"
+            <md-fab-speed-dial ng-disabled="$root.loading" ng-show="!vm.isAddingWidget && vm.isEdit && !vm.widgetEditMode"
                                md-open="vm.addItemActionsOpen" class="md-scale" md-direction="up">
                 <md-fab-trigger>
-                    <md-button ng-disabled="loading"
+                    <md-button ng-disabled="$root.loading"
                                class="tb-btn-footer md-accent md-hue-2 md-fab"
                                aria-label="{{ 'dashboard.add-widget' | translate }}">
                         <md-tooltip md-direction="top">
@@ -290,7 +290,7 @@
                     </md-button>
                 </md-fab-trigger>
                 <md-fab-actions>
-                    <md-button ng-disabled="loading"
+                    <md-button ng-disabled="$root.loading"
                                class="tmd-accent md-hue-2 md-fab" ng-click="vm.addWidget($event)"
                                aria-label="{{ 'action.create' | translate }}">
                         <md-tooltip md-direction="top">
@@ -298,7 +298,7 @@
                         </md-tooltip>
                         <ng-md-icon icon="insert_drive_file"></ng-md-icon>
                     </md-button>
-                    <md-button ng-disabled="loading"
+                    <md-button ng-disabled="$root.loading"
                                class="tmd-accent md-hue-2 md-fab" ng-click="vm.importWidget($event)"
                                aria-label="{{ 'action.import' | translate }}">
                         <md-tooltip md-direction="top">
@@ -308,7 +308,7 @@
                     </md-button>
                 </md-fab-actions>
             </md-fab-speed-dial>
-            <md-button ng-if="(vm.isTenantAdmin() || vm.isSystemAdmin()) && !forceFullscreen" ng-show="vm.isEdit && !vm.isAddingWidget && !loading" ng-disabled="loading"
+            <md-button ng-if="(vm.isTenantAdmin() || vm.isSystemAdmin()) && !forceFullscreen" ng-show="vm.isEdit && !vm.isAddingWidget && !$root.loading" ng-disabled="$root.loading"
                        class="tb-btn-footer md-accent md-hue-2 md-fab"
                        aria-label="{{ 'action.apply' | translate }}"
                        ng-click="vm.saveDashboard()">
@@ -317,8 +317,8 @@
                 </md-tooltip>
                 <ng-md-icon icon="done"></ng-md-icon>
             </md-button>
-            <md-button ng-show="!vm.isAddingWidget && !loading"
-                       ng-if="(vm.isTenantAdmin() || vm.isSystemAdmin()) && !forceFullscreen" ng-disabled="loading"
+            <md-button ng-show="!vm.isAddingWidget && !$root.loading"
+                       ng-if="(vm.isTenantAdmin() || vm.isSystemAdmin()) && !forceFullscreen" ng-disabled="$root.loading"
                        class="tb-btn-footer md-accent md-hue-2 md-fab"
                        aria-label="{{ 'action.edit-mode' | translate }}"
                        ng-click="vm.toggleDashboardEditMode()">
diff --git a/ui/src/app/dashboard/edit-widget.directive.js b/ui/src/app/dashboard/edit-widget.directive.js
index 9bf1548d4a..935781251d 100644
--- a/ui/src/app/dashboard/edit-widget.directive.js
+++ b/ui/src/app/dashboard/edit-widget.directive.js
@@ -75,7 +75,7 @@ export default function EditWidgetDirective($compile, $templateCache, types, wid
                 function success(aliasInfo) {
                     var entity = aliasInfo.currentEntity;
                     if (entity) {
-                        entityService.getEntityKeys(entity.entityType, entity.id, query, type).then(
+                        entityService.getEntityKeys(entity.entityType, entity.id, query, type, {ignoreLoading: true}).then(
                             function success(keys) {
                                 deferred.resolve(keys);
                             },
diff --git a/ui/src/app/dashboard/edit-widget.tpl.html b/ui/src/app/dashboard/edit-widget.tpl.html
index 1f724a8749..5b225e26c9 100644
--- a/ui/src/app/dashboard/edit-widget.tpl.html
+++ b/ui/src/app/dashboard/edit-widget.tpl.html
@@ -15,7 +15,7 @@
     limitations under the License.
 
 -->
-<fieldset ng-disabled="loading">
+<fieldset ng-disabled="$root.loading">
 	<tb-widget-config widget-type="widget.type"
 					  type-parameters="typeParameters"
 					  action-sources="actionSources"
diff --git a/ui/src/app/dashboard/layouts/dashboard-layout.tpl.html b/ui/src/app/dashboard/layouts/dashboard-layout.tpl.html
index d9c7c23831..c54901eb88 100644
--- a/ui/src/app/dashboard/layouts/dashboard-layout.tpl.html
+++ b/ui/src/app/dashboard/layouts/dashboard-layout.tpl.html
@@ -22,7 +22,7 @@
                     'background-attachment': 'scroll',
                     'background-size': vm.layoutCtx.gridSettings.backgroundSizeMode || '100%',
                     'background-position': '0% 0%'}">
-    <section ng-show="!loading && vm.noData()" layout-align="center center"
+    <section ng-show="!$root.loading && vm.noData()" layout-align="center center"
              ng-style="{'color': vm.layoutCtx.gridSettings.color}"
              style="text-transform: uppercase; display: flex; z-index: 1; pointer-events: none;"
              class="md-headline tb-absolute-fill">
diff --git a/ui/src/app/dashboard/layouts/manage-dashboard-layouts.tpl.html b/ui/src/app/dashboard/layouts/manage-dashboard-layouts.tpl.html
index d4d95dbe54..335563d9e1 100644
--- a/ui/src/app/dashboard/layouts/manage-dashboard-layouts.tpl.html
+++ b/ui/src/app/dashboard/layouts/manage-dashboard-layouts.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <div layout="row" layout-align="start center">
                         <md-checkbox ng-disabled="true" flex aria-label="{{ 'layout.main' | translate }}"
                                      ng-model="vm.displayLayouts.main">{{ 'layout.main' | translate }}
@@ -56,10 +56,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
                 {{ 'action.save' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
         </md-dialog-actions>
     </form>
 </md-dialog>
diff --git a/ui/src/app/dashboard/layouts/select-target-layout.tpl.html b/ui/src/app/dashboard/layouts/select-target-layout.tpl.html
index f69f4872ed..a84f4f28f5 100644
--- a/ui/src/app/dashboard/layouts/select-target-layout.tpl.html
+++ b/ui/src/app/dashboard/layouts/select-target-layout.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <div layout="row" layout-align="start center">
                         <md-button flex class="tb-layout-button md-raised md-primary" layout="column"
                                    ng-click="vm.selectLayout($event, 'main')">
diff --git a/ui/src/app/dashboard/states/dashboard-state-dialog.tpl.html b/ui/src/app/dashboard/states/dashboard-state-dialog.tpl.html
index 4cf0a3d525..3f9fb4336d 100644
--- a/ui/src/app/dashboard/states/dashboard-state-dialog.tpl.html
+++ b/ui/src/app/dashboard/states/dashboard-state-dialog.tpl.html
@@ -26,12 +26,12 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <md-content class="md-padding" layout="column">
-                    <fieldset ng-disabled="loading">
+                    <fieldset ng-disabled="$root.loading">
                         <md-input-container class="md-block">
                             <label translate>dashboard.state-name</label>
                             <input name="name" required ng-model="vm.state.name">
@@ -57,11 +57,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ (vm.isAdd ? 'action.add' : 'action.save') | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">
                 {{ 'action.cancel' | translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/dashboard/states/manage-dashboard-states.tpl.html b/ui/src/app/dashboard/states/manage-dashboard-states.tpl.html
index 9f86b9b1de..9f7365282b 100644
--- a/ui/src/app/dashboard/states/manage-dashboard-states.tpl.html
+++ b/ui/src/app/dashboard/states/manage-dashboard-states.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <div class="manage-dashboard-states" layout="column">
                         <md-toolbar class="md-table-toolbar md-default" ng-show="vm.query.search === null">
                             <div class="md-toolbar-tools">
@@ -118,10 +118,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
                 {{ 'action.save' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
         </md-dialog-actions>
     </form>
 </md-dialog>
diff --git a/ui/src/app/dashboard/states/select-target-state.tpl.html b/ui/src/app/dashboard/states/select-target-state.tpl.html
index c874a0770e..412b818185 100644
--- a/ui/src/app/dashboard/states/select-target-state.tpl.html
+++ b/ui/src/app/dashboard/states/select-target-state.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <md-select required aria-label="{{ 'dashboard.state' | translate }}" ng-model="vm.stateId">
                         <md-option ng-repeat="(stateId, state) in vm.states" ng-value="stateId">
                             {{state.name}}
@@ -41,10 +41,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || !theForm.$dirty || !theForm.$valid" type="submit" class="md-raised md-primary">
                 {{ 'action.save' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
         </md-dialog-actions>
     </form>
 </md-dialog>
diff --git a/ui/src/app/device/add-device.tpl.html b/ui/src/app/device/add-device.tpl.html
index 4db792fdf9..3e26d707d4 100644
--- a/ui/src/app/device/add-device.tpl.html
+++ b/ui/src/app/device/add-device.tpl.html
@@ -27,8 +27,8 @@
 	        </md-button>
 	      </div>
 	    </md-toolbar>
-   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 	    <md-dialog-content>
 	      <div class="md-dialog-content">
   	        	<tb-device device="vm.item" is-edit="true" the-form="theForm"></tb-device>
@@ -36,10 +36,10 @@
 	    </md-dialog-content>
 	    <md-dialog-actions layout="row">
 	      <span flex></span>
-		  <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+		  <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
 		  		{{ 'action.add' | translate }}
 		  </md-button>
-	      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+	      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
 	    </md-dialog-actions>
 	</form>    
 </md-dialog>
\ No newline at end of file
diff --git a/ui/src/app/device/add-devices-to-customer.tpl.html b/ui/src/app/device/add-devices-to-customer.tpl.html
index 0795f95262..04b28fd6d6 100644
--- a/ui/src/app/device/add-devices-to-customer.tpl.html
+++ b/ui/src/app/device/add-devices-to-customer.tpl.html
@@ -26,8 +26,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <fieldset>
@@ -65,11 +65,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || vm.devices.selectedCount == 0" type="submit"
+            <md-button ng-disabled="$root.loading || vm.devices.selectedCount == 0" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.assign' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/device/assign-to-customer.tpl.html b/ui/src/app/device/assign-to-customer.tpl.html
index b9736c621e..7bc2a12cec 100644
--- a/ui/src/app/device/assign-to-customer.tpl.html
+++ b/ui/src/app/device/assign-to-customer.tpl.html
@@ -26,8 +26,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <fieldset>
@@ -65,10 +65,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || vm.customers.selection==null" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || vm.customers.selection==null" type="submit" class="md-raised md-primary">
                 {{ 'action.assign' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/device/device-credentials.tpl.html b/ui/src/app/device/device-credentials.tpl.html
index 705f983f7d..c050349a2b 100644
--- a/ui/src/app/device/device-credentials.tpl.html
+++ b/ui/src/app/device/device-credentials.tpl.html
@@ -26,14 +26,14 @@
 	        </md-button>
 	      </div>
 	    </md-toolbar>
-   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 	    <md-dialog-content>
 	      <div class="md-dialog-content">
-	        <fieldset ng-disabled="loading || vm.isReadOnly">
+	        <fieldset ng-disabled="$root.loading || vm.isReadOnly">
 				<md-input-container class="md-block">
 					<label translate>device.credentials-type</label>
-		            <md-select ng-disabled="loading || vm.isReadOnly" ng-model="vm.deviceCredentials.credentialsType"
+		            <md-select ng-disabled="$root.loading || vm.isReadOnly" ng-model="vm.deviceCredentials.credentialsType"
 					    ng-change="vm.clear()">
 		              	<md-option ng-repeat="credentialsType in vm.credentialsTypes" value="{{credentialsType.value}}">
 		                	{{credentialsType.name}}
@@ -62,10 +62,10 @@
 	    </md-dialog-content>
 	    <md-dialog-actions layout="row">
 	      <span flex></span>
-		  <md-button ng-if="!vm.isReadOnly" ng-disabled="loading || theForm.$invalid || !theForm.$dirty || !vm.valid()" type="submit" class="md-raised md-primary">
+		  <md-button ng-if="!vm.isReadOnly" ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty || !vm.valid()" type="submit" class="md-raised md-primary">
 		  		{{ 'action.save' | translate }}
 		  </md-button>
-	      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ (vm.isReadOnly ? 'action.close' : 'action.cancel') | translate }}</md-button>
+	      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ (vm.isReadOnly ? 'action.close' : 'action.cancel') | translate }}</md-button>
 	    </md-dialog-actions>
 	</form>    
 </md-dialog>
\ No newline at end of file
diff --git a/ui/src/app/device/device-fieldset.tpl.html b/ui/src/app/device/device-fieldset.tpl.html
index 767e47aad4..a4d15f33eb 100644
--- a/ui/src/app/device/device-fieldset.tpl.html
+++ b/ui/src/app/device/device-fieldset.tpl.html
@@ -58,7 +58,7 @@
          ng-show="!isEdit && isPublic && (deviceScope === 'customer' || deviceScope === 'tenant')">
         {{ 'device.device-public' | translate }}
     </div>
-	<fieldset ng-disabled="loading || !isEdit">
+	<fieldset ng-disabled="$root.loading || !isEdit">
 		<md-input-container class="md-block">
 			<label translate>device.name</label>
 			<input required name="name" ng-model="device.name">	
@@ -67,14 +67,14 @@
 	    	</div>				
 		</md-input-container>
         <tb-entity-subtype-autocomplete
-                ng-disabled="loading || !isEdit"
+                ng-disabled="$root.loading || !isEdit"
                 tb-required="true"
                 the-form="theForm"
                 ng-model="device.type"
                 entity-type="types.entityType.device">
         </tb-entity-subtype-autocomplete>
         <md-input-container class="md-block">
-            <md-checkbox ng-disabled="loading || !isEdit" flex aria-label="{{ 'device.is-gateway' | translate }}"
+            <md-checkbox ng-disabled="$root.loading || !isEdit" flex aria-label="{{ 'device.is-gateway' | translate }}"
                          ng-model="device.additionalInfo.gateway">{{ 'device.is-gateway' | translate }}
             </md-checkbox>
         </md-input-container>
diff --git a/ui/src/app/entity/alias/entity-alias-dialog.tpl.html b/ui/src/app/entity/alias/entity-alias-dialog.tpl.html
index b78a795e61..546f8bf1b1 100644
--- a/ui/src/app/entity/alias/entity-alias-dialog.tpl.html
+++ b/ui/src/app/entity/alias/entity-alias-dialog.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <div flex layout="column">
                         <div layout="row">
                             <md-input-container flex class="md-block">
@@ -64,10 +64,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
                 {{ (vm.isAdd ? 'action.add' : 'action.save') | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
         </md-dialog-actions>
     </form>
 </md-dialog>
diff --git a/ui/src/app/entity/alias/entity-aliases.tpl.html b/ui/src/app/entity/alias/entity-aliases.tpl.html
index 40010a2a97..227619b8b3 100644
--- a/ui/src/app/entity/alias/entity-aliases.tpl.html
+++ b/ui/src/app/entity/alias/entity-aliases.tpl.html
@@ -26,8 +26,8 @@
 				</md-button>
 			</div>
 		</md-toolbar>
-		<md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-		<span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+		<md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+		<span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 		<div class="tb-aliases-header" flex layout="row" layout-align="start center">
 			<span flex="5"></span>
 			<div flex layout="row" layout-align="start center">
@@ -40,7 +40,7 @@
 		<md-divider></md-divider>
 		<md-dialog-content>
 			<div class="md-dialog-content">
-				<fieldset ng-disabled="loading">
+				<fieldset ng-disabled="$root.loading">
 					<div ng-form name="aliasForm" flex layout="row" layout-align="start center" ng-repeat="entityAlias in vm.entityAliases track by $index">
 						<span flex="5">{{$index + 1}}.</span>
 						<di class="md-whiteframe-4dp tb-alias" flex layout="row" layout-align="start center">
@@ -63,7 +63,7 @@
 										   aria-label="resolve-multiple-switcher">
 								</md-switch>
 							</section>
-							<md-button ng-disabled="loading" class="md-icon-button md-primary" style="min-width: 40px;"
+							<md-button ng-disabled="$root.loading" class="md-icon-button md-primary" style="min-width: 40px;"
 									   ng-click="vm.editAlias($event, entityAlias)" aria-label="{{ 'action.edit' | translate }}">
 								<md-tooltip md-direction="top">
 									{{ 'alias.edit' | translate }}
@@ -72,7 +72,7 @@
 									edit
 								</md-icon>
 							</md-button>
-							<md-button ng-disabled="loading" class="md-icon-button md-primary" style="min-width: 40px;"
+							<md-button ng-disabled="$root.loading" class="md-icon-button md-primary" style="min-width: 40px;"
 									   ng-click="vm.removeAlias($event, entityAlias)" aria-label="{{ 'action.remove' | translate }}">
 								<md-tooltip md-direction="top">
 									{{ 'entity.remove-alias' | translate }}
@@ -87,7 +87,7 @@
 			</div>
 		</md-dialog-content>
 		<md-dialog-actions layout="row">
-			<md-button ng-show="!vm.disableAdd" ng-disabled="loading" class="md-primary md-raised"
+			<md-button ng-show="!vm.disableAdd" ng-disabled="$root.loading" class="md-primary md-raised"
 					   ng-click="vm.addAlias($event)"
 					   aria-label="{{ 'alias.add' | translate }}">
 				<md-tooltip md-direction="top">
@@ -96,10 +96,10 @@
 				<span translate>alias.add</span>
 			</md-button>
 			<span flex></span>
-			<md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+			<md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
 				{{ 'action.save' | translate }}
 			</md-button>
-			<md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+			<md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
 		</md-dialog-actions>
 	</form>
 </md-dialog>
\ No newline at end of file
diff --git a/ui/src/app/entity/attribute/add-attribute-dialog.tpl.html b/ui/src/app/entity/attribute/add-attribute-dialog.tpl.html
index 18f99fcd89..6df9343f37 100644
--- a/ui/src/app/entity/attribute/add-attribute-dialog.tpl.html
+++ b/ui/src/app/entity/attribute/add-attribute-dialog.tpl.html
@@ -26,12 +26,12 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <md-content class="md-padding" layout="column">
-                    <fieldset ng-disabled="loading">
+                    <fieldset ng-disabled="$root.loading">
                         <md-input-container class="md-block">
                             <label translate>attribute.key</label>
                             <input required name="key" ng-model="vm.attribute.key">
@@ -42,7 +42,7 @@
                         <section layout="row">
                             <md-input-container flex="40" class="md-block" style="width: 200px;">
                                 <label translate>value.type</label>
-                                <md-select ng-model="vm.valueType" ng-disabled="loading()">
+                                <md-select ng-model="vm.valueType" ng-disabled="$root.loading">
                                     <md-option ng-repeat="type in vm.valueTypes" ng-value="type">
                                         <md-icon md-svg-icon="{{ type.icon }}"></md-icon>
                                         <span>{{type.name | translate}}</span>
@@ -83,11 +83,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/entity/attribute/add-widget-to-dashboard-dialog.tpl.html b/ui/src/app/entity/attribute/add-widget-to-dashboard-dialog.tpl.html
index d7fe8903f1..d74aa34476 100644
--- a/ui/src/app/entity/attribute/add-widget-to-dashboard-dialog.tpl.html
+++ b/ui/src/app/entity/attribute/add-widget-to-dashboard-dialog.tpl.html
@@ -26,18 +26,18 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <md-content class="md-padding" layout="column">
-                    <fieldset ng-disabled="loading">
+                    <fieldset ng-disabled="$root.loading">
                         <md-radio-group ng-model="vm.addToDashboardType" class="md-primary">
                             <md-radio-button flex ng-value=0 class="md-primary md-align-top-left md-radio-interactive">
                                 <section flex layout="column" style="width: 300px;">
                                     <span translate style="padding-bottom: 10px;">dashboard.select-existing</span>
                                     <tb-dashboard-autocomplete the-form="theForm"
-                                                         ng-disabled="loading || vm.addToDashboardType != 0"
+                                                         ng-disabled="$root.loading || vm.addToDashboardType != 0"
                                                          tb-required="vm.addToDashboardType === 0"
                                                          ng-model="vm.dashboardId"
                                                          select-first-dashboard="false">
@@ -69,11 +69,11 @@
                     style="margin-bottom: 0px; padding-right: 20px;">
                 {{ 'dashboard.open-dashboard' | translate }}
             </md-checkbox>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/entity/attribute/attribute-table.tpl.html b/ui/src/app/entity/attribute/attribute-table.tpl.html
index 3b19e9d8d7..f7075fbca1 100644
--- a/ui/src/app/entity/attribute/attribute-table.tpl.html
+++ b/ui/src/app/entity/attribute/attribute-table.tpl.html
@@ -19,7 +19,7 @@
     <section ng-show="!disableAttributeScopeSelection">
         <md-input-container class="md-block" style="width: 200px;">
             <label translate>attribute.attributes-scope</label>
-            <md-select ng-model="attributeScope" ng-disabled="loading() || attributeScopeSelectionReadonly">
+            <md-select ng-model="attributeScope" ng-disabled="$root.loading || attributeScopeSelectionReadonly">
                 <md-option ng-repeat="scope in attributeScopes" ng-value="scope">
                     {{scope.name | translate}}
                 </md-option>
diff --git a/ui/src/app/entity/entity-autocomplete.directive.js b/ui/src/app/entity/entity-autocomplete.directive.js
index 461042676f..62f3d6d33e 100644
--- a/ui/src/app/entity/entity-autocomplete.directive.js
+++ b/ui/src/app/entity/entity-autocomplete.directive.js
@@ -38,7 +38,7 @@ export default function EntityAutocomplete($compile, $templateCache, $q, $filter
             if (scope.excludeEntityIds && scope.excludeEntityIds.length) {
                 limit += scope.excludeEntityIds.length;
             }
-            entityService.getEntitiesByNameFilter(scope.entityType, searchText, limit, null, scope.entitySubtype).then(function success(result) {
+            entityService.getEntitiesByNameFilter(scope.entityType, searchText, limit, {ignoreLoading: true}, scope.entitySubtype).then(function success(result) {
                 if (result) {
                     if (scope.excludeEntityIds && scope.excludeEntityIds.length) {
                         var entities = [];
diff --git a/ui/src/app/entity/entity-list.directive.js b/ui/src/app/entity/entity-list.directive.js
index 0863153046..f0bd7d9abd 100644
--- a/ui/src/app/entity/entity-list.directive.js
+++ b/ui/src/app/entity/entity-list.directive.js
@@ -38,7 +38,7 @@ export default function EntityListDirective($compile, $templateCache, $q, $mdUti
 
         scope.fetchEntities = function(searchText, limit) {
              var deferred = $q.defer();
-             entityService.getEntitiesByNameFilter(scope.entityType, searchText, limit).then(
+             entityService.getEntitiesByNameFilter(scope.entityType, searchText, limit, {ignoreLoading: true}).then(
                  function success(result) {
                     if (result) {
                         deferred.resolve(result);
diff --git a/ui/src/app/entity/entity-subtype-autocomplete.directive.js b/ui/src/app/entity/entity-subtype-autocomplete.directive.js
index 57f2e04b5e..511f27514c 100644
--- a/ui/src/app/entity/entity-subtype-autocomplete.directive.js
+++ b/ui/src/app/entity/entity-subtype-autocomplete.directive.js
@@ -93,9 +93,9 @@ export default function EntitySubtypeAutocomplete($compile, $templateCache, $q,
             if (!scope.entitySubtypes) {
                 var entitySubtypesPromise;
                 if (scope.entityType == types.entityType.asset) {
-                    entitySubtypesPromise = assetService.getAssetTypes();
+                    entitySubtypesPromise = assetService.getAssetTypes({ignoreLoading: true});
                 } else if (scope.entityType == types.entityType.device) {
-                    entitySubtypesPromise = deviceService.getDeviceTypes();
+                    entitySubtypesPromise = deviceService.getDeviceTypes({ignoreLoading: true});
                 }
                 if (entitySubtypesPromise) {
                     entitySubtypesPromise.then(
diff --git a/ui/src/app/entity/entity-subtype-list.directive.js b/ui/src/app/entity/entity-subtype-list.directive.js
index c7d63297e2..4468f649fd 100644
--- a/ui/src/app/entity/entity-subtype-list.directive.js
+++ b/ui/src/app/entity/entity-subtype-list.directive.js
@@ -95,9 +95,9 @@ export default function EntitySubtypeListDirective($compile, $templateCache, $q,
             if (!scope.entitySubtypes) {
                 var entitySubtypesPromise;
                 if (scope.entityType == types.entityType.asset) {
-                    entitySubtypesPromise = assetService.getAssetTypes();
+                    entitySubtypesPromise = assetService.getAssetTypes({ignoreLoading: true});
                 } else if (scope.entityType == types.entityType.device) {
-                    entitySubtypesPromise = deviceService.getDeviceTypes();
+                    entitySubtypesPromise = deviceService.getDeviceTypes({ignoreLoading: true});
                 }
                 if (entitySubtypesPromise) {
                     entitySubtypesPromise.then(
diff --git a/ui/src/app/entity/entity-subtype-select.directive.js b/ui/src/app/entity/entity-subtype-select.directive.js
index 36d9729422..72c42509e8 100644
--- a/ui/src/app/entity/entity-subtype-select.directive.js
+++ b/ui/src/app/entity/entity-subtype-select.directive.js
@@ -73,9 +73,9 @@ export default function EntitySubtypeSelect($compile, $templateCache, $translate
             scope.entitySubtypes = [];
             var entitySubtypesPromise;
             if (scope.entityType == types.entityType.asset) {
-                entitySubtypesPromise = assetService.getAssetTypes();
+                entitySubtypesPromise = assetService.getAssetTypes({ignoreLoading: true});
             } else if (scope.entityType == types.entityType.device) {
-                entitySubtypesPromise = deviceService.getDeviceTypes();
+                entitySubtypesPromise = deviceService.getDeviceTypes({ignoreLoading: true});
             }
             if (entitySubtypesPromise) {
                 entitySubtypesPromise.then(
diff --git a/ui/src/app/entity/relation/relation-dialog.tpl.html b/ui/src/app/entity/relation/relation-dialog.tpl.html
index 8799287637..652b9d2260 100644
--- a/ui/src/app/entity/relation/relation-dialog.tpl.html
+++ b/ui/src/app/entity/relation/relation-dialog.tpl.html
@@ -26,16 +26,16 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <md-content class="md-padding" layout="column">
-                    <fieldset ng-disabled="loading">
+                    <fieldset ng-disabled="$root.loading">
                         <tb-relation-type-autocomplete ng-disabled="!vm.isAdd"
                                                        ng-model="vm.relation.type"
                                                        tb-required="true"
-                                                       ng-disabled="loading">
+                                                       ng-disabled="$root.loading">
                         </tb-relation-type-autocomplete>
                         <small>{{(vm.direction == vm.types.entitySearchDirection.from ?
                             'relation.to-entity' : 'relation.from-entity') | translate}}</small>
@@ -61,11 +61,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ (vm.isAdd  ? 'action.add' : 'action.save') | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/entity/relation/relation-filters.tpl.html b/ui/src/app/entity/relation/relation-filters.tpl.html
index 679a4884a3..4f84fe13a0 100644
--- a/ui/src/app/entity/relation/relation-filters.tpl.html
+++ b/ui/src/app/entity/relation/relation-filters.tpl.html
@@ -37,7 +37,7 @@
                         allowed-entity-types="allowedEntityTypes"
                         tb-required="false">
                 </tb-entity-type-list>
-                <md-button ng-disabled="loading" class="md-icon-button md-primary" style="width: 40px; min-width: 40px;"
+                <md-button ng-disabled="$root.loading" class="md-icon-button md-primary" style="width: 40px; min-width: 40px;"
                            ng-click="removeFilter($event, filter)" aria-label="{{ 'action.remove' | translate }}">
                     <md-tooltip md-direction="top">
                         {{ 'relation.remove-relation-filter' | translate }}
@@ -54,7 +54,7 @@
               class="tb-prompt" translate>relation.any-relation</span>
     </div>
     <div>
-        <md-button ng-disabled="loading" class="md-primary md-raised" ng-click="addFilter($event)" aria-label="{{ 'action.add' | translate }}">
+        <md-button ng-disabled="$root.loading" class="md-primary md-raised" ng-click="addFilter($event)" aria-label="{{ 'action.add' | translate }}">
             <md-tooltip md-direction="top">
                 {{ 'relation.add-relation-filter' | translate }}
             </md-tooltip>
diff --git a/ui/src/app/entity/relation/relation-table.tpl.html b/ui/src/app/entity/relation/relation-table.tpl.html
index 8599397bc5..1553d9366e 100644
--- a/ui/src/app/entity/relation/relation-table.tpl.html
+++ b/ui/src/app/entity/relation/relation-table.tpl.html
@@ -19,7 +19,7 @@
     <section layout="row">
         <md-input-container class="md-block" style="width: 200px;">
             <label translate>relation.direction</label>
-            <md-select ng-model="vm.direction" ng-disabled="loading">
+            <md-select ng-model="vm.direction" ng-disabled="$root.loading">
                 <md-option ng-repeat="direction in vm.types.entitySearchDirection" ng-value="direction">
                     {{ ('relation.search-direction.' + direction) | translate}}
                 </md-option>
diff --git a/ui/src/app/event/event-content-dialog.tpl.html b/ui/src/app/event/event-content-dialog.tpl.html
index 7b4184c5f4..9678616ad9 100644
--- a/ui/src/app/event/event-content-dialog.tpl.html
+++ b/ui/src/app/event/event-content-dialog.tpl.html
@@ -35,7 +35,7 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading" ng-click="vm.close()" style="margin-right:20px;">{{ 'action.close' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.close()" style="margin-right:20px;">{{ 'action.close' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/event/event-table.tpl.html b/ui/src/app/event/event-table.tpl.html
index 82a921fedd..760b55bfff 100644
--- a/ui/src/app/event/event-table.tpl.html
+++ b/ui/src/app/event/event-table.tpl.html
@@ -19,7 +19,7 @@
     <section layout="row">
         <md-input-container class="md-block" style="width: 200px;">
             <label translate>event.event-type</label>
-            <md-select ng-model="eventType" ng-disabled="loading()">
+            <md-select ng-model="eventType" ng-disabled="$root.loading">
                 <md-option ng-repeat="type in eventTypes" ng-value="type.value">
                     {{type.name | translate}}
                 </md-option>
@@ -30,8 +30,8 @@
     <md-list flex layout="column" class="md-whiteframe-z1 tb-event-table">
            <md-list class="tb-row tb-header" layout="row" tb-event-header event-type="{{eventType}}">
            </md-list>
-        <md-progress-linear style="max-height: 0px;" md-mode="indeterminate" ng-disabled="!loading()"
-                            ng-show="loading()"></md-progress-linear>
+        <md-progress-linear style="max-height: 0px;" md-mode="indeterminate" ng-disabled="!$root.loading"
+                            ng-show="$root.loading"></md-progress-linear>
         <md-divider></md-divider>
         <span translate layout-align="center center"
               style="margin-top: 25px;"
diff --git a/ui/src/app/extension/extension-dialog.tpl.html b/ui/src/app/extension/extension-dialog.tpl.html
index 73c33d8cca..50520d139d 100644
--- a/ui/src/app/extension/extension-dialog.tpl.html
+++ b/ui/src/app/extension/extension-dialog.tpl.html
@@ -27,14 +27,14 @@
             </div>
         </md-toolbar>
 
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
 
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 
         <md-dialog-content>
             <div class="md-dialog-content">
                 <md-content class="md-padding" layout="column">
-                    <fieldset ng-disabled="loading">
+                    <fieldset ng-disabled="$root.loading">
                         <section flex layout="row">
                             <md-input-container flex="60" class="md-block" md-is-error="theForm.extensionId.$touched && theForm.extensionId.$invalid">
                                 <label translate>extension.extension-id</label>
@@ -74,7 +74,7 @@
                 {{ (vm.isAdd  ? 'action.add' : 'action.save') | translate }}
             </md-button>
 
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}
             </md-button>
         </md-dialog-actions>
     </form>
diff --git a/ui/src/app/import-export/import-dialog.tpl.html b/ui/src/app/import-export/import-dialog.tpl.html
index c15fc23fab..8e0b32fee5 100644
--- a/ui/src/app/import-export/import-dialog.tpl.html
+++ b/ui/src/app/import-export/import-dialog.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <div layout="column" layout-padding>
                         <div class="tb-container">
                             <label class="tb-label" translate>{{ vm.importFileLabel }}</label>
@@ -63,10 +63,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || !theForm.$dirty || !theForm.$valid || !vm.importData" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || !theForm.$dirty || !theForm.$valid || !vm.importData" type="submit" class="md-raised md-primary">
                 {{ 'action.import' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
         </md-dialog-actions>
     </form>
 </md-dialog>
diff --git a/ui/src/app/layout/home.tpl.html b/ui/src/app/layout/home.tpl.html
index a35c370cb5..b9d2c0aac1 100644
--- a/ui/src/app/layout/home.tpl.html
+++ b/ui/src/app/layout/home.tpl.html
@@ -76,7 +76,7 @@
 			  </tb-user-menu>
       	</div>
     </md-toolbar>
-   	<md-progress-linear class="md-warn" style="z-index: 10; max-height: 0px; width: 100%;" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
+   	<md-progress-linear class="md-warn" style="z-index: 10; max-height: 0px; width: 100%;" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
     
     <div flex layout="column" id="toast-parent" style="position: relative;">
     	<md-content ng-cloak flex layout="column" class="page-content" ui-view name="content"></md-content>
diff --git a/ui/src/app/login/create-password.tpl.html b/ui/src/app/login/create-password.tpl.html
index 16ed81c741..96dd8e647d 100644
--- a/ui/src/app/login/create-password.tpl.html
+++ b/ui/src/app/login/create-password.tpl.html
@@ -23,7 +23,7 @@
             </md-card-title-text>
         </md-card-title>
         <md-progress-linear class="md-warn" style="z-index: 1; max-height: 5px; width: inherit; position: absolute"
-                            md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
+                            md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
         <md-card-content>
             <form class="create-password-form" ng-submit="vm.createPassword()">
                 <div layout="column" layout-padding="" id="toast-parent">
diff --git a/ui/src/app/login/login.tpl.html b/ui/src/app/login/login.tpl.html
index afe2a1c8c4..05f9c8936f 100644
--- a/ui/src/app/login/login.tpl.html
+++ b/ui/src/app/login/login.tpl.html
@@ -23,7 +23,7 @@
             </md-card-title-text>
         </md-card-title>
         <md-progress-linear class="md-warn" style="z-index: 1; max-height: 5px; width: inherit; position: absolute"
-                            md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
+                            md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
         <md-card-content>
             <form class="login-form" ng-submit="vm.login()">
                 <div layout="column" layout-padding="" id="toast-parent">
diff --git a/ui/src/app/login/reset-password-request.tpl.html b/ui/src/app/login/reset-password-request.tpl.html
index a4789279e6..51afe8818c 100644
--- a/ui/src/app/login/reset-password-request.tpl.html
+++ b/ui/src/app/login/reset-password-request.tpl.html
@@ -23,7 +23,7 @@
             </md-card-title-text>
         </md-card-title>
         <md-progress-linear class="md-warn" style="z-index: 1; max-height: 5px; width: inherit; position: absolute"
-                            md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
+                            md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
         <md-card-content>
             <form class="request-password-reset-form" ng-submit="vm.sendResetPasswordLink()">
                 <div layout="column" layout-padding="" id="toast-parent">
diff --git a/ui/src/app/login/reset-password.tpl.html b/ui/src/app/login/reset-password.tpl.html
index 43b5803e91..52788dd90c 100644
--- a/ui/src/app/login/reset-password.tpl.html
+++ b/ui/src/app/login/reset-password.tpl.html
@@ -23,7 +23,7 @@
             </md-card-title-text>
         </md-card-title>
         <md-progress-linear class="md-warn" style="z-index: 1; max-height: 5px; width: inherit; position: absolute"
-                            md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
+                            md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
         <md-card-content>
             <form class="password-reset-form" ng-submit="vm.resetPassword()">
                 <div layout="column" layout-padding="" id="toast-parent">
diff --git a/ui/src/app/plugin/add-plugin.tpl.html b/ui/src/app/plugin/add-plugin.tpl.html
index 8d99408283..4060a62cf0 100644
--- a/ui/src/app/plugin/add-plugin.tpl.html
+++ b/ui/src/app/plugin/add-plugin.tpl.html
@@ -27,8 +27,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <tb-plugin plugin="vm.item" is-edit="true" the-form="theForm"></tb-plugin>
@@ -36,11 +36,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/plugin/plugin-fieldset.tpl.html b/ui/src/app/plugin/plugin-fieldset.tpl.html
index b5f87429a0..987040cbda 100644
--- a/ui/src/app/plugin/plugin-fieldset.tpl.html
+++ b/ui/src/app/plugin/plugin-fieldset.tpl.html
@@ -39,7 +39,7 @@
 </div>
 
 <md-content class="md-padding" layout="column" style="overflow-x: hidden">
-    <fieldset ng-disabled="loading || !isEdit || isReadOnly">
+    <fieldset ng-disabled="$root.loading || !isEdit || isReadOnly">
         <md-input-container class="md-block">
             <label translate>plugin.name</label>
             <input required name="name" ng-model="plugin.name">
@@ -61,7 +61,7 @@
             </md-input-container>
             <md-input-container flex class="md-block">
                 <label translate>plugin.type</label>
-                <md-select required name="pluginType" ng-model="plugin.clazz" ng-disabled="loading || !isEdit">
+                <md-select required name="pluginType" ng-model="plugin.clazz" ng-disabled="$root.loading || !isEdit">
                     <md-option ng-repeat="component in pluginComponents" ng-value="component.clazz">
                         {{component.name}}
                     </md-option>
@@ -74,14 +74,14 @@
         <md-card flex class="plugin-config" ng-if="showPluginConfig">
             <md-card-title>
                 <md-card-title-text>
-                    <span translate class="md-headline" ng-class="{'tb-readonly-label' : (loading || !isEdit || isReadOnly)}">plugin.configuration</span>
+                    <span translate class="md-headline" ng-class="{'tb-readonly-label' : ($root.loading || !isEdit || isReadOnly)}">plugin.configuration</span>
                 </md-card-title-text>
             </md-card-title>
             <md-card-content>
                 <tb-json-form schema="pluginComponent.configurationDescriptor.schema"
                               form="pluginComponent.configurationDescriptor.form"
                               model="pluginConfiguration.data"
-                              readonly="loading || !isEdit || isReadOnly"
+                              readonly="$root.loading || !isEdit || isReadOnly"
                               form-control="theForm">
                 </tb-json-form>
             </md-card-content>
diff --git a/ui/src/app/profile/change-password.tpl.html b/ui/src/app/profile/change-password.tpl.html
index 9057e8c0f4..dd1c57737e 100644
--- a/ui/src/app/profile/change-password.tpl.html
+++ b/ui/src/app/profile/change-password.tpl.html
@@ -26,8 +26,8 @@
 	        </md-button>
 	      </div>
 	    </md-toolbar>
-   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 	    <md-dialog-content>
 	      <div class="md-dialog-content">
       		<md-input-container class="md-block">
@@ -55,10 +55,10 @@
 	    </md-dialog-content>
 	    <md-dialog-actions layout="row">
 	      <span flex></span>
-		  <md-button ng-disabled="loading || theForm.$invalid" type="submit" class="md-raised md-primary">
+		  <md-button ng-disabled="$root.loading || theForm.$invalid" type="submit" class="md-raised md-primary">
 		  		{{ 'profile.change-password' | translate }}
 		  </md-button>
-	      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+	      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
 	    </md-dialog-actions>
 	</form>    
 </md-dialog>
diff --git a/ui/src/app/profile/profile.tpl.html b/ui/src/app/profile/profile.tpl.html
index 39401f79e1..3849f9b28a 100644
--- a/ui/src/app/profile/profile.tpl.html
+++ b/ui/src/app/profile/profile.tpl.html
@@ -23,11 +23,11 @@
                 <span style='opacity: 0.7;'>{{ vm.profileUser.email }}</span>
             </md-card-title-text>
         </md-card-title>
-        <md-progress-linear md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-card-content>
             <form name="theForm" ng-submit="vm.save()" tb-confirm-on-exit confirm-form="theForm">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <md-input-container class="md-block">
                         <label translate>user.email</label>
                         <input name="email" type="email" ng-model="vm.profileUser.email">
@@ -48,11 +48,11 @@
                             </md-option>
                         </md-select>
                     </md-input-container>
-                    <md-button ng-disabled="loading" ng-click="vm.changePassword($event)"
+                    <md-button ng-disabled="$root.loading" ng-click="vm.changePassword($event)"
                                class="md-raised md-primary">{{ 'profile.change-password' | translate }}
                     </md-button>
                     <div layout="row" layout-align="end center" width="100%" layout-wrap>
-                        <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+                        <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                                    class="md-raised md-primary">{{ 'action.save' | translate }}
                         </md-button>
                     </div>
diff --git a/ui/src/app/rule/add-rule.tpl.html b/ui/src/app/rule/add-rule.tpl.html
index f0d4ccad65..cfb1f621be 100644
--- a/ui/src/app/rule/add-rule.tpl.html
+++ b/ui/src/app/rule/add-rule.tpl.html
@@ -27,8 +27,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <tb-rule rule="vm.item" is-edit="true" the-form="theForm"></tb-rule>
@@ -36,11 +36,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/rule/rule-fieldset.tpl.html b/ui/src/app/rule/rule-fieldset.tpl.html
index 835b78344b..ca63203ad1 100644
--- a/ui/src/app/rule/rule-fieldset.tpl.html
+++ b/ui/src/app/rule/rule-fieldset.tpl.html
@@ -39,7 +39,7 @@
 </div>
 
 <md-content class="md-padding tb-rule" layout="column">
-    <fieldset ng-disabled="loading || !isEdit || isReadOnly">
+    <fieldset ng-disabled="$root.loading || !isEdit || isReadOnly">
         <md-input-container class="md-block">
             <label translate>rule.name</label>
             <input required name="name" ng-model="rule.name">
@@ -109,7 +109,7 @@
                         </div>
                     </div>
                     <div ng-if="isEdit && !isReadOnly" flex layout="row" layout-align="start center">
-                        <md-button ng-disabled="loading" class="md-primary md-raised"
+                        <md-button ng-disabled="$root.loading" class="md-primary md-raised"
                                    ng-click="addFilter($event)" aria-label="{{ 'action.add' | translate }}">
                             <md-tooltip md-direction="top">
                                 {{ 'rule.add-filter' | translate }}
@@ -149,7 +149,7 @@
                                     <span ng-if="!isEdit || isReadOnly" translate layout-align="center center"
                                           class="tb-prompt">rule.no-processor-configured</span>
                         <div ng-if="isEdit && !isReadOnly" flex layout="row" layout-align="start center">
-                            <md-button ng-disabled="loading" class="md-primary md-raised"
+                            <md-button ng-disabled="$root.loading" class="md-primary md-raised"
                                        ng-click="addProcessor($event)" aria-label="{{ 'action.create' | translate }}">
                                 <md-tooltip md-direction="top">
                                     {{ 'rule.create-processor' | translate }}
@@ -162,7 +162,7 @@
                 </v-pane-content>
             </v-pane>
         </v-accordion>
-        <fieldset ng-disabled="loading || !isEdit || isReadOnly">
+        <fieldset ng-disabled="$root.loading || !isEdit || isReadOnly">
             <md-input-container ng-if="!isEdit || isReadOnly" flex class="md-block">
                 <label translate>plugin.plugin</label>
                 <input name="name" ng-model="plugin.name">
@@ -203,7 +203,7 @@
                         <span translate layout-align="center center"
                               class="tb-prompt">rule.create-action-prompt</span>
                         <div ng-if="isEdit && !isReadOnly" flex layout="row" layout-align="start center">
-                            <md-button ng-disabled="loading" class="md-primary md-raised"
+                            <md-button ng-disabled="$root.loading" class="md-primary md-raised"
                                        ng-click="addAction($event)" aria-label="{{ 'action.create' | translate }}">
                                 <md-tooltip md-direction="top">
                                     {{ 'rule.create-action' | translate }}
diff --git a/ui/src/app/tenant/add-tenant.tpl.html b/ui/src/app/tenant/add-tenant.tpl.html
index d589e04e3d..d7ee48ea17 100644
--- a/ui/src/app/tenant/add-tenant.tpl.html
+++ b/ui/src/app/tenant/add-tenant.tpl.html
@@ -27,8 +27,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <tb-tenant tenant="vm.item" is-edit="true" the-form="theForm"></tb-tenant>
@@ -36,11 +36,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/tenant/tenant-fieldset.tpl.html b/ui/src/app/tenant/tenant-fieldset.tpl.html
index 76b0c3f12e..41e371b206 100644
--- a/ui/src/app/tenant/tenant-fieldset.tpl.html
+++ b/ui/src/app/tenant/tenant-fieldset.tpl.html
@@ -29,7 +29,7 @@
 </div>
 
 <md-content class="md-padding" layout="column">
-	<fieldset ng-disabled="loading || !isEdit">
+	<fieldset ng-disabled="$root.loading || !isEdit">
 		<md-input-container class="md-block">
 			<label translate>tenant.title</label>
 			<input required name="title" ng-model="tenant.title">	
diff --git a/ui/src/app/user/add-user.tpl.html b/ui/src/app/user/add-user.tpl.html
index 4883394c7e..a34f994437 100644
--- a/ui/src/app/user/add-user.tpl.html
+++ b/ui/src/app/user/add-user.tpl.html
@@ -27,8 +27,8 @@
 	        </md-button>
 	      </div>
 	    </md-toolbar>
-   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-  	    <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+   	    <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+  	    <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
 	    <md-dialog-content>
 	      <div class="md-dialog-content">
   	        	<tb-user user="vm.item" is-edit="true" the-form="theForm"></tb-user>
@@ -45,10 +45,10 @@
 	    </md-dialog-content>
 	    <md-dialog-actions layout="row">
 	      <span flex></span>
-		  <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
+		  <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit" class="md-raised md-primary">
 		  		{{ 'action.add' | translate }}
 		  </md-button>
-	      <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
+	      <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' | translate }}</md-button>
 	    </md-dialog-actions>
 	</form>    
 </md-dialog>
diff --git a/ui/src/app/user/user-fieldset.tpl.html b/ui/src/app/user/user-fieldset.tpl.html
index d03b462249..b80481309e 100644
--- a/ui/src/app/user/user-fieldset.tpl.html
+++ b/ui/src/app/user/user-fieldset.tpl.html
@@ -26,7 +26,7 @@
 </md-button>
 
 <md-content class="md-padding" layout="column">
-    <fieldset ng-disabled="loading || !isEdit">
+    <fieldset ng-disabled="$root.loading || !isEdit">
         <md-input-container class="md-block">
             <label translate>user.email</label>
             <input required name="email"
@@ -50,11 +50,11 @@
             <textarea ng-model="user.additionalInfo.description" rows="2"></textarea>
         </md-input-container>
         <section class="tb-default-dashboard" flex layout="column" ng-if="user.id">
-            <span class="tb-default-dashboard-label" ng-class="{'tb-disabled-label': loading || !isEdit}" translate>user.default-dashboard</span>
+            <span class="tb-default-dashboard-label" ng-class="{'tb-disabled-label': $root.loading || !isEdit}" translate>user.default-dashboard</span>
             <section flex layout="column" layout-gt-sm="row">
                 <tb-dashboard-autocomplete ng-if="isTenantAdmin()"
                                            flex
-                                           ng-disabled="loading || !isEdit"
+                                           ng-disabled="$root.loading || !isEdit"
                                            the-form="theForm"
                                            ng-model="user.additionalInfo.defaultDashboardId"
                                            tenant-id="user.tenantId.id"
@@ -62,14 +62,14 @@
                 </tb-dashboard-autocomplete>
                 <tb-dashboard-autocomplete ng-if="isCustomerUser()"
                                      flex
-                                     ng-disabled="loading || !isEdit"
+                                     ng-disabled="$root.loading || !isEdit"
                                      the-form="theForm"
                                      ng-model="user.additionalInfo.defaultDashboardId"
                                      dashboards-scope="customer"
                                      customer-id="user.customerId.id"
                                      select-first-dashboard="false">
                 </tb-dashboard-autocomplete>
-                <md-checkbox ng-disabled="loading || !isEdit" flex aria-label="{{ 'user.always-fullscreen' | translate }}"
+                <md-checkbox ng-disabled="$root.loading || !isEdit" flex aria-label="{{ 'user.always-fullscreen' | translate }}"
                              ng-model="user.additionalInfo.defaultDashboardFullscreen">{{ 'user.always-fullscreen' | translate }}
                 </md-checkbox>
             </section>
diff --git a/ui/src/app/widget/add-widgets-bundle.tpl.html b/ui/src/app/widget/add-widgets-bundle.tpl.html
index 5544ddd562..fcd4582b05 100644
--- a/ui/src/app/widget/add-widgets-bundle.tpl.html
+++ b/ui/src/app/widget/add-widgets-bundle.tpl.html
@@ -27,8 +27,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <tb-widgets-bundle widgets-bundle="vm.item" is-edit="true" the-form="theForm"></tb-widgets-bundle>
@@ -36,11 +36,11 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid || !theForm.$dirty" type="submit"
+            <md-button ng-disabled="$root.loading || theForm.$invalid || !theForm.$dirty" type="submit"
                        class="md-raised md-primary">
                 {{ 'action.add' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/widget/lib/alarms-table-widget.js b/ui/src/app/widget/lib/alarms-table-widget.js
index 9e96d4d049..00e499712e 100644
--- a/ui/src/app/widget/lib/alarms-table-widget.js
+++ b/ui/src/app/widget/lib/alarms-table-widget.js
@@ -124,7 +124,7 @@ function AlarmsTableWidgetController($element, $scope, $filter, $mdMedia, $mdDia
     $scope.$on('alarms-table-data-updated', function(event, tableId) {
         if (vm.tableId == tableId) {
             if (vm.subscription) {
-                vm.allAlarms = vm.subscription.alarms;
+                vm.allAlarms = vm.subscription.alarms || [];
                 updateAlarms(true);
                 $scope.$digest();
             }
@@ -298,7 +298,7 @@ function AlarmsTableWidgetController($element, $scope, $filter, $mdMedia, $mdDia
                 entityId = vm.currentAlarm.originator;
                 entityName = vm.currentAlarm.originatorName;
             }
-            vm.ctx.actionsApi.handleWidgetAction($event, descriptors[0], entityId, entityName);
+            vm.ctx.actionsApi.handleWidgetAction($event, descriptors[0], entityId, entityName, { alarm: alarm });
         }
     }
 
@@ -312,7 +312,7 @@ function AlarmsTableWidgetController($element, $scope, $filter, $mdMedia, $mdDia
             entityId = alarm.originator;
             entityName = alarm.originatorName;
         }
-        vm.ctx.actionsApi.handleWidgetAction($event, actionDescriptor, entityId, entityName);
+        vm.ctx.actionsApi.handleWidgetAction($event, actionDescriptor, entityId, entityName, { alarm: alarm });
     }
 
     function isCurrent(alarm) {
diff --git a/ui/src/app/widget/save-widget-type-as.tpl.html b/ui/src/app/widget/save-widget-type-as.tpl.html
index 6bdc54dbb0..87fb0cfab9 100644
--- a/ui/src/app/widget/save-widget-type-as.tpl.html
+++ b/ui/src/app/widget/save-widget-type-as.tpl.html
@@ -26,8 +26,8 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
                 <fieldset>
@@ -49,10 +49,10 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading || theForm.$invalid" type="submit" class="md-raised md-primary">
+            <md-button ng-disabled="$root.loading || theForm.$invalid" type="submit" class="md-raised md-primary">
                 {{ 'action.saveAs' | translate }}
             </md-button>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/widget/select-widget-type.tpl.html b/ui/src/app/widget/select-widget-type.tpl.html
index b7ebcb15f6..ccae912035 100644
--- a/ui/src/app/widget/select-widget-type.tpl.html
+++ b/ui/src/app/widget/select-widget-type.tpl.html
@@ -26,11 +26,11 @@
                 </md-button>
             </div>
         </md-toolbar>
-        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!loading" ng-show="loading"></md-progress-linear>
-        <span style="min-height: 5px;" flex="" ng-show="!loading"></span>
+        <md-progress-linear class="md-warn" md-mode="indeterminate" ng-disabled="!$root.loading" ng-show="$root.loading"></md-progress-linear>
+        <span style="min-height: 5px;" flex="" ng-show="!$root.loading"></span>
         <md-dialog-content>
             <div class="md-dialog-content">
-                <fieldset ng-disabled="loading">
+                <fieldset ng-disabled="$root.loading">
                     <div layout="column" layout-gt-sm="row" layout-align="center center">
                         <md-button class="tb-card-button md-raised md-primary" layout="column"
                                    ng-click="vm.typeSelected(vm.types.widgetType.timeseries.value)">
@@ -73,7 +73,7 @@
         </md-dialog-content>
         <md-dialog-actions layout="row">
             <span flex></span>
-            <md-button ng-disabled="loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
+            <md-button ng-disabled="$root.loading" ng-click="vm.cancel()" style="margin-right:20px;">{{ 'action.cancel' |
                 translate }}
             </md-button>
         </md-dialog-actions>
diff --git a/ui/src/app/widget/widget-editor.tpl.html b/ui/src/app/widget/widget-editor.tpl.html
index 732cf8f333..9d10c05f41 100644
--- a/ui/src/app/widget/widget-editor.tpl.html
+++ b/ui/src/app/widget/widget-editor.tpl.html
@@ -129,7 +129,7 @@
                                                 <input placeholder="{{ 'widget.resource-url' | translate }}"
                                                        ng-required="true" name="resource" ng-model="resource.url">
                                             </md-input-container>
-                                            <md-button ng-disabled="loading" class="md-icon-button md-primary"
+                                            <md-button ng-disabled="$root.loading" class="md-icon-button md-primary"
                                                        ng-click="vm.removeResource($index)"
                                                        aria-label="{{ 'action.remove' | translate }}">
                                                 <md-tooltip md-direction="top">
@@ -142,7 +142,7 @@
                                             </md-button>
                                         </div>
                                         <div>
-                                            <md-button ng-disabled="loading" class="md-primary md-raised"
+                                            <md-button ng-disabled="$root.loading" class="md-primary md-raised"
                                                        ng-click="vm.addResource()"
                                                        aria-label="{{ 'action.add' | translate }}">
                                                 <md-tooltip md-direction="top">
diff --git a/ui/src/app/widget/widget-library.tpl.html b/ui/src/app/widget/widget-library.tpl.html
index b2dd4a782d..ad4813164c 100644
--- a/ui/src/app/widget/widget-library.tpl.html
+++ b/ui/src/app/widget/widget-library.tpl.html
@@ -15,7 +15,7 @@
     limitations under the License.
 
 -->
-<section ng-show="!loading && vm.noData()" layout-align="center center"
+<section ng-show="!$root.loading && vm.noData()" layout-align="center center"
 		 style="text-transform: uppercase; display: flex; z-index: 1;"
 		 class="md-headline tb-absolute-fill">
 	 <md-button ng-if="!vm.isReadOnly()" class="tb-add-new-widget" ng-click="vm.addWidgetType($event)">
@@ -42,10 +42,10 @@
 	on-init-failed="vm.dashboardInitFailed(e)">
 </tb-dashboard>
 <section layout="row" layout-wrap class="tb-footer-buttons md-fab ">
-	<md-fab-speed-dial ng-disabled="loading" ng-show="!vm.isReadOnly()"
+	<md-fab-speed-dial ng-disabled="$root.loading" ng-show="!vm.isReadOnly()"
 					   md-open="vm.addItemActionsOpen" class="md-scale" md-direction="up">
 		<md-fab-trigger>
-			<md-button ng-disabled="loading"
+			<md-button ng-disabled="$root.loading"
 					   class="tb-btn-footer md-accent md-hue-2 md-fab"
 					   aria-label="{{ 'widget.add-widget-type' | translate }}">
 				<md-tooltip md-direction="top">
@@ -55,7 +55,7 @@
 			</md-button>
 		</md-fab-trigger>
 		<md-fab-actions>
-			<md-button ng-disabled="loading"
+			<md-button ng-disabled="$root.loading"
 					   class="tmd-accent md-hue-2 md-fab" ng-click="vm.addWidgetType($event)"
 					   aria-label="{{ 'action.create' | translate }}">
 				<md-tooltip md-direction="top">
@@ -63,7 +63,7 @@
 				</md-tooltip>
 				<ng-md-icon icon="insert_drive_file"></ng-md-icon>
 			</md-button>
-			<md-button ng-disabled="loading"
+			<md-button ng-disabled="$root.loading"
 					   class="tmd-accent md-hue-2 md-fab" ng-click="vm.importWidgetType($event)"
 					   aria-label="{{ 'action.import' | translate }}">
 				<md-tooltip md-direction="top">
diff --git a/ui/src/app/widget/widgets-bundle-fieldset.tpl.html b/ui/src/app/widget/widgets-bundle-fieldset.tpl.html
index 15810d0b93..e4d8ea16cf 100644
--- a/ui/src/app/widget/widgets-bundle-fieldset.tpl.html
+++ b/ui/src/app/widget/widgets-bundle-fieldset.tpl.html
@@ -23,7 +23,7 @@
            class="md-raised md-primary">{{ 'widgets-bundle.delete' | translate }}</md-button>
 
 <md-content class="md-padding" layout="column">
-    <fieldset ng-disabled="loading || !isEdit">
+    <fieldset ng-disabled="$root.loading || !isEdit">
         <md-input-container class="md-block">
             <label translate>widgets-bundle.title</label>
             <input required name="title" ng-model="widgetsBundle.title">