diff --git a/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponse.java b/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponse.java
index 26084ad077..513aff6891 100644
--- a/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponse.java
+++ b/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponse.java
@@ -33,13 +33,13 @@ public class ThingsboardErrorResponse {
     // Error code
     private final ThingsboardErrorCode errorCode;
 
-    private final Date timestamp;
+    private final long timestamp;
 
     protected ThingsboardErrorResponse(final String message, final ThingsboardErrorCode errorCode, HttpStatus status) {
         this.message = message;
         this.errorCode = errorCode;
         this.status = status;
-        this.timestamp = new java.util.Date();
+        this.timestamp = System.currentTimeMillis();
     }
 
     public static ThingsboardErrorResponse of(final String message, final ThingsboardErrorCode errorCode, HttpStatus status) {
@@ -75,7 +75,7 @@ public class ThingsboardErrorResponse {
     }
 
     @ApiModelProperty(position = 4, value = "Timestamp", accessMode = ApiModelProperty.AccessMode.READ_ONLY)
-    public Date getTimestamp() {
+    public long getTimestamp() {
         return timestamp;
     }
 }
diff --git a/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponseHandler.java b/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponseHandler.java
index b2509187d5..2e572ce8c4 100644
--- a/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponseHandler.java
+++ b/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponseHandler.java
@@ -16,6 +16,8 @@
 package org.thingsboard.server.exception;
 
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.exception.ExceptionUtils;
+import org.springframework.boot.web.servlet.error.ErrorController;
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
@@ -28,7 +30,9 @@ import org.springframework.security.authentication.LockedException;
 import org.springframework.security.core.AuthenticationException;
 import org.springframework.security.core.userdetails.UsernameNotFoundException;
 import org.springframework.security.web.access.AccessDeniedHandler;
+import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
 import org.springframework.web.client.HttpClientErrorException;
 import org.springframework.web.context.request.WebRequest;
@@ -43,16 +47,21 @@ import org.thingsboard.server.service.security.exception.JwtExpiredTokenExceptio
 import org.thingsboard.server.service.security.exception.UserPasswordExpiredException;
 import org.thingsboard.server.service.security.exception.UserPasswordNotValidException;
 
+import javax.servlet.RequestDispatcher;
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.Optional;
+
+import static javax.servlet.RequestDispatcher.ERROR_EXCEPTION;
 
 @Slf4j
+@Controller
 @RestControllerAdvice
-public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHandler implements AccessDeniedHandler {
+public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHandler implements AccessDeniedHandler, ErrorController {
 
     private static final Map<HttpStatus, ThingsboardErrorCode> statusToErrorCodeMap = new HashMap<>();
     static {
@@ -90,6 +99,17 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
         return errorCodeToStatusMap.getOrDefault(errorCode, HttpStatus.INTERNAL_SERVER_ERROR);
     }
 
+    @RequestMapping("/error")
+    public ResponseEntity<Object> handleError(HttpServletRequest request) {
+        HttpStatus httpStatus = Optional.ofNullable(request.getAttribute(RequestDispatcher.ERROR_STATUS_CODE))
+                .map(status -> HttpStatus.resolve(Integer.parseInt(status.toString())))
+                .orElse(HttpStatus.INTERNAL_SERVER_ERROR);
+        String errorMessage = Optional.ofNullable(request.getAttribute(ERROR_EXCEPTION))
+                .map(e -> (ExceptionUtils.getMessage((Throwable) e)))
+                .orElse(httpStatus.getReasonPhrase());
+        return new ResponseEntity<>(ThingsboardErrorResponse.of(errorMessage, statusToErrorCode(httpStatus), httpStatus), httpStatus);
+    }
+
     @Override
     @ExceptionHandler(AccessDeniedException.class)
     public void handle(HttpServletRequest request, HttpServletResponse response,
diff --git a/common/version-control/src/main/java/org/thingsboard/server/service/sync/vc/DefaultGitRepositoryService.java b/common/version-control/src/main/java/org/thingsboard/server/service/sync/vc/DefaultGitRepositoryService.java
index 24d23c60a1..6b6812b8ef 100644
--- a/common/version-control/src/main/java/org/thingsboard/server/service/sync/vc/DefaultGitRepositoryService.java
+++ b/common/version-control/src/main/java/org/thingsboard/server/service/sync/vc/DefaultGitRepositoryService.java
@@ -157,12 +157,10 @@ public class DefaultGitRepositoryService implements GitRepositoryService {
 
     @Override
     public void fetch(TenantId tenantId) throws GitAPIException {
-        var repository = repositories.get(tenantId);
-        if (repository != null) {
-            log.debug("[{}] Fetching tenant repository.", tenantId);
-            repository.fetch();
-            log.debug("[{}] Fetched tenant repository.", tenantId);
-        }
+        var repository = checkRepository(tenantId);
+        log.debug("[{}] Fetching tenant repository.", tenantId);
+        repository.fetch();
+        log.debug("[{}] Fetched tenant repository.", tenantId);
     }
 
     @Override
@@ -195,8 +193,17 @@ public class DefaultGitRepositoryService implements GitRepositoryService {
     }
 
     private GitRepository checkRepository(TenantId tenantId) {
-        return Optional.ofNullable(repositories.get(tenantId))
+        GitRepository gitRepository = Optional.ofNullable(repositories.get(tenantId))
                 .orElseThrow(() -> new IllegalStateException("Repository is not initialized"));
+
+        if (!Files.exists(Path.of(gitRepository.getDirectory()))) {
+            try {
+                return cloneRepository(tenantId, gitRepository.getSettings());
+            } catch (Exception e) {
+                throw new IllegalStateException("Could not initialize the repository: " + e.getMessage(), e);
+            }
+        }
+        return gitRepository;
     }
 
     @Override
@@ -229,17 +236,7 @@ public class DefaultGitRepositoryService implements GitRepositoryService {
         testRepository(tenantId, settings);
 
         clearRepository(tenantId);
-        log.debug("[{}] Init tenant repository started.", tenantId);
-        Path repositoryDirectory = Path.of(repositoriesFolder, tenantId.getId().toString());
-        GitRepository repository;
-        if (Files.exists(repositoryDirectory)) {
-            FileUtils.forceDelete(repositoryDirectory.toFile());
-        }
-
-        Files.createDirectories(repositoryDirectory);
-        repository = GitRepository.clone(settings, repositoryDirectory.toFile());
-        repositories.put(tenantId, repository);
-        log.debug("[{}] Init tenant repository completed.", tenantId);
+        cloneRepository(tenantId, settings);
     }
 
     @Override
@@ -276,4 +273,18 @@ public class DefaultGitRepositoryService implements GitRepositoryService {
         String entityId = StringUtils.substringBetween(path, "/", ".json");
         return EntityIdFactory.getByTypeAndUuid(entityType, entityId);
     }
+
+    private GitRepository cloneRepository(TenantId tenantId, RepositorySettings settings) throws Exception {
+        log.debug("[{}] Init tenant repository started.", tenantId);
+        Path repositoryDirectory = Path.of(repositoriesFolder, tenantId.getId().toString());
+
+        if (Files.exists(repositoryDirectory)) {
+            FileUtils.forceDelete(repositoryDirectory.toFile());
+        }
+        Files.createDirectories(repositoryDirectory);
+        GitRepository repository = GitRepository.clone(settings, repositoryDirectory.toFile());
+        repositories.put(tenantId, repository);
+        log.debug("[{}] Init tenant repository completed.", tenantId);
+        return repository;
+    }
 }