diff --git a/backend/core/src/main/java/org/opencdmp/service/dmp/DmpServiceImpl.java b/backend/core/src/main/java/org/opencdmp/service/dmp/DmpServiceImpl.java
index 452997696..97e207adb 100644
--- a/backend/core/src/main/java/org/opencdmp/service/dmp/DmpServiceImpl.java
+++ b/backend/core/src/main/java/org/opencdmp/service/dmp/DmpServiceImpl.java
@@ -384,7 +384,7 @@ public class DmpServiceImpl implements DmpService {
                 .groupIds(oldDmpEntity.getGroupId())
                 .isActive(IsActive.Active)
                 .count();
-        if (notFinalizedCount > 0) throw new MyValidationException("Already created draft for this template");
+        if (notFinalizedCount > 0) throw new MyValidationException(this.errors.getModelValidation().getCode(), "Already created draft for this template");
 
         DmpEntity newDmp = new DmpEntity();
         newDmp.setId(UUID.randomUUID());
diff --git a/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.component.ts b/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.component.ts
index 2f7973b8d..2222033f9 100644
--- a/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.component.ts
+++ b/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.component.ts
@@ -75,6 +75,8 @@ export class NewVersionDmpDialogComponent extends BaseComponent {
 	}
 
 	onCallbackError(error: any) {
-		this.uiNotificationService.snackBarNotification(error.error.message ? error.error.message : this.language.instant('GENERAL.SNACK-BAR.UNSUCCESSFUL-UPDATE'), SnackBarNotificationLevel.Error);
+		this.uiNotificationService.snackBarNotification(
+			error.error.message ? error.error.message : 
+			error.error.error ? error.error.error : this.language.instant('GENERAL.SNACK-BAR.UNSUCCESSFUL-DELETE'), SnackBarNotificationLevel.Error);
 	}
 }