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 ce7ea1efdd..58b1e8d422 100644
--- a/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponseHandler.java
+++ b/application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponseHandler.java
@@ -15,6 +15,7 @@
  */
 package org.thingsboard.server.exception;
 
+import jakarta.persistence.PersistenceException;
 import jakarta.servlet.RequestDispatcher;
 import jakarta.servlet.ServletException;
 import jakarta.servlet.http.HttpServletRequest;
@@ -52,6 +53,7 @@ import org.thingsboard.server.common.data.exception.ThingsboardErrorCode;
 import org.thingsboard.server.common.data.exception.ThingsboardException;
 import org.thingsboard.server.common.msg.tools.MaxPayloadSizeExceededException;
 import org.thingsboard.server.common.msg.tools.TbRateLimitsException;
+import org.thingsboard.server.dao.DaoUtil;
 import org.thingsboard.server.service.security.exception.AuthMethodNotSupportedException;
 import org.thingsboard.server.service.security.exception.JwtExpiredTokenException;
 import org.thingsboard.server.service.security.exception.UserPasswordExpiredException;
@@ -162,8 +164,8 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
                     handleAuthenticationException(authenticationException, response);
                 } else if (exception instanceof MaxPayloadSizeExceededException maxPayloadSizeExceededException) {
                     handleMaxPayloadSizeExceededException(response, maxPayloadSizeExceededException);
-                } else if (exception instanceof DataAccessException e) {
-                    handleDatabaseException(e, response);
+                } else if (exception instanceof DataAccessException || exception instanceof PersistenceException) {
+                    handleDatabaseException(exception, response);
                 } else {
                     response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
                     JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of(exception.getMessage(),
@@ -217,8 +219,17 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
 
     private void handleDatabaseException(Throwable databaseException, HttpServletResponse response) throws IOException {
         ThingsboardErrorResponse errorResponse;
-        if (databaseException instanceof ConstraintViolationException) {
-            errorResponse = ThingsboardErrorResponse.of(ExceptionUtils.getRootCause(databaseException).getMessage(), ThingsboardErrorCode.BAD_REQUEST_PARAMS, HttpStatus.BAD_REQUEST);
+        ConstraintViolationException constraintViolationException = DaoUtil.extractConstraintViolation(databaseException);
+        if (constraintViolationException != null) {
+            log.debug("Constraint violation: {}", ExceptionUtils.getRootCauseMessage(databaseException));
+            String constraintName = constraintViolationException.getConstraintName();
+            String userMessage;
+            if (constraintName != null && !constraintName.isEmpty()) {
+                userMessage = "Constraint violation: " + constraintName;
+            } else {
+                userMessage = "Constraint violation";
+            }
+            errorResponse = ThingsboardErrorResponse.of(userMessage, ThingsboardErrorCode.BAD_REQUEST_PARAMS, HttpStatus.BAD_REQUEST);
         } else {
             log.warn("Database error: {} - {}", databaseException.getClass().getSimpleName(), ExceptionUtils.getRootCauseMessage(databaseException));
             errorResponse = ThingsboardErrorResponse.of("Database error", ThingsboardErrorCode.DATABASE, HttpStatus.INTERNAL_SERVER_ERROR);
diff --git a/application/src/test/java/org/thingsboard/server/controller/AbstractWebTest.java b/application/src/test/java/org/thingsboard/server/controller/AbstractWebTest.java
index 0ff227384e..6a658ffd66 100644
--- a/application/src/test/java/org/thingsboard/server/controller/AbstractWebTest.java
+++ b/application/src/test/java/org/thingsboard/server/controller/AbstractWebTest.java
@@ -1162,7 +1162,7 @@ public abstract class AbstractWebTest extends AbstractInMemoryStorageTest {
             assertThat(findRelationsByTo(entityTo)).hasSize(1);
 
             doDelete(urlDelete)
-                    .andExpect(status().isInternalServerError());
+                    .andExpect(status().isBadRequest());
 
             assertThat(findRelationsByTo(entityTo)).hasSize(1);
         } finally {
diff --git a/application/src/test/java/org/thingsboard/server/controller/TenantControllerTest.java b/application/src/test/java/org/thingsboard/server/controller/TenantControllerTest.java
index fb86ea7b43..aeca72c739 100644
--- a/application/src/test/java/org/thingsboard/server/controller/TenantControllerTest.java
+++ b/application/src/test/java/org/thingsboard/server/controller/TenantControllerTest.java
@@ -43,6 +43,7 @@ import org.thingsboard.server.common.data.User;
 import org.thingsboard.server.common.data.exception.TenantNotFoundException;
 import org.thingsboard.server.common.data.id.EntityId;
 import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.id.TenantProfileId;
 import org.thingsboard.server.common.data.msg.TbMsgType;
 import org.thingsboard.server.common.data.page.PageData;
 import org.thingsboard.server.common.data.page.PageLink;
@@ -936,6 +937,26 @@ public class TenantControllerTest extends AbstractControllerTest {
         Mockito.reset(tbClusterService);
     }
 
+    @Test
+    public void testSaveTenantWithNonExistentTenantProfileId() throws Exception {
+        loginSysAdmin();
+        Tenant tenant = new Tenant();
+        tenant.setTitle("My tenant");
+        tenant.setTenantProfileId(new TenantProfileId(UUID.randomUUID()));
+
+        String responseBody = doPost("/api/tenant", tenant)
+                .andExpect(status().isBadRequest())
+                .andReturn().getResponse().getContentAsString();
+
+        // Verify sanitized message format
+        assertThat(responseBody).contains("Constraint violation: fk_tenant_profile");
+        // Verify raw SQL details are not returned
+        assertThat(responseBody).doesNotContain("could not execute statement");
+        assertThat(responseBody).doesNotContain("insert or update on table");
+        assertThat(responseBody).doesNotContain("tenant_profile_id");
+        assertThat(responseBody).doesNotContain("is not present in table");
+    }
+
     private void testBroadcastEntityStateChangeEventNeverTenant() {
         Mockito.verify(tbClusterService, never()).onTenantChange(Mockito.any(Tenant.class),
                 Mockito.isNull());
diff --git a/dao/src/main/java/org/thingsboard/server/dao/DaoUtil.java b/dao/src/main/java/org/thingsboard/server/dao/DaoUtil.java
index a19ba6c0e7..4b469851cd 100644
--- a/dao/src/main/java/org/thingsboard/server/dao/DaoUtil.java
+++ b/dao/src/main/java/org/thingsboard/server/dao/DaoUtil.java
@@ -15,6 +15,7 @@
  */
 package org.thingsboard.server.dao;
 
+import org.hibernate.exception.ConstraintViolationException;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.PageRequest;
 import org.springframework.data.domain.Pageable;
@@ -202,4 +203,13 @@ public final class DaoUtil {
                 .collect(Collectors.toList());
     }
 
+    public static ConstraintViolationException extractConstraintViolation(Throwable t) {
+        if (t instanceof ConstraintViolationException cve) {
+            return cve;
+        } else if (t != null && t.getCause() instanceof ConstraintViolationException cve) {
+            return cve;
+        }
+        return null;
+    }
+
 }
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/map/map-settings.component.html b/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/map/map-settings.component.html
index 4f95435f35..083178ddb3 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/map/map-settings.component.html
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/settings/common/map/map-settings.component.html
@@ -45,8 +45,7 @@
         <tb-toggle-option value="markers" [error]="mapSettingsFormGroup.get('markers').invalid ? ('common.required-fields' | translate) : null">{{ 'widgets.maps.overlays.markers' | translate }}</tb-toggle-option>
         <tb-toggle-option value="polygons" [error]="mapSettingsFormGroup.get('polygons').invalid ? ('common.required-fields' | translate) : null">{{ 'widgets.maps.overlays.polygons' | translate }}</tb-toggle-option>
         <tb-toggle-option value="circles" [error]="mapSettingsFormGroup.get('circles').invalid ? ('common.required-fields' | translate) : null">{{ 'widgets.maps.overlays.circles' | translate }}</tb-toggle-option>
-        //todo translation
-        <tb-toggle-option value="polylines" [error]="mapSettingsFormGroup.get('polylines').invalid ? ('common.required-fields' | translate) : null"> Polylines </tb-toggle-option>
+        <tb-toggle-option value="polylines" [error]="mapSettingsFormGroup.get('polylines').invalid ? ('common.required-fields' | translate) : null">{{ 'widgets.maps.overlays.polylines' | translate }}</tb-toggle-option>
       </tb-toggle-select>
     </div>
     <tb-map-data-layers *ngIf="trip"