Index: units/links/links_event_handler.php
===================================================================
--- units/links/links_event_handler.php	(revision 14888)
+++ units/links/links_event_handler.php	(working copy)
@@ -525,4 +525,58 @@
 				$this->Application->setUnitOption($event->MasterEvent->Prefix, 'Clones', $clones);
 			}
 		}
+
+		/**
+		 * Occures before original item of item in pending editing got deleted (for hooking only)
+		 *
+		 * @param kEvent $event
+		 */
+		public function OnBeforeDeleteOriginal(&$event)
+		{
+			parent::OnBeforeDeleteOriginal($event);
+
+			$id_field = $this->Application->getUnitOption($event->Prefix, 'IDField');
+			$table_name = $this->Application->getUnitOption($event->Prefix, 'TableName');
+
+			$sql = 'SELECT ResourceId FROM '.$table_name.' WHERE '.$id_field.'='.$event->getEventParam('original_id');
+			$original_resource_id = $this->Conn->GetOne($sql);
+
+			$this->Application->SetVar('original_resource_id', $original_resource_id);
+		}
+
+		/**
+		 * Changes item resource id in one field
+		 *
+		 * @param string $table_name
+		 * @param string $resource_id_field
+		 * @param string $original_link_resource_id
+		 * @param string $new_link_resource_id
+		 */
+		private function changeResourceId($table_name, $resource_id_field, $original_link_resource_id, $new_link_resource_id)
+		{
+			$sql = 'UPDATE '.TABLE_PREFIX.$table_name.' SET
+				'.$resource_id_field.' = '.$new_link_resource_id.'
+				WHERE '.$resource_id_field.' = '.$original_link_resource_id;
+			$this->Conn->Query($sql);
+		}
+
+
+		/**
+		 * Occures before original item of item in pending editing got deleted (for hooking only)
+		 *
+		 * @param kEvent $event
+		 */
+		public function OnAfterDeleteOriginal(&$event)
+		{
+			parent::OnAfterDeleteOriginal($event);
+
+			$original_link_resource_id = $this->Application->GetVar('original_resource_id');
+			$new_link_resource_id = $event->getEventParam('new_resource_id');
+
+			$this->changeResourceId('Listings', 'ItemResourceId', $original_link_resource_id, $new_link_resource_id);
+			$this->changeResourceId('Relationship', 'SourceId', $original_link_resource_id, $new_link_resource_id);
+			$this->changeResourceId('Relationship', 'TargetId', $original_link_resource_id, $new_link_resource_id);
+		}
+
+
 	}
\ No newline at end of file