safety check

src/app/+item-page/edit-item-page/item-delete/item-delete.component.html

@@ -8,9 +8,9 @@
 
             <ng-container *ngVar="(types$ | async) as types">
 
-                <div *ngIf="types.length > 0" class="mb-4">
+                <div *ngIf="types && types.length > 0" class="mb-4">
+
                     {{'virtual-metadata.delete-item.info' | translate}}
-                </div>
 
                     <div *ngFor="let type of types" class="mb-4">
 
@@ -82,6 +82,8 @@
 
                     </div>
 
+                </div>
+
             </ng-container>
 
             <button (click)="performAction()"