Index: branches/RC/core/units/categories/categories_event_handler.php
===================================================================
diff -u -r9361 -r9390
--- branches/RC/core/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 9361)
+++ branches/RC/core/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 9390)
@@ -489,6 +489,25 @@
 
 		parent::OnPreSaveCreated($event);
 	}
+	
+	/**
+	 * Deletes sym link to other category
+	 *
+	 * @param kEvent $event
+	 */
+	function OnAfterItemDelete(&$event)
+	{
+		parent::OnAfterItemDelete();
+		
+		$object =& $event->getObject(&$event);
+		/* @var $object kDBItem */
+		
+		$sql = 'UPDATE '.$object->TableName.'
+					SET SymLinkCategoryId = NULL
+					WHERE SymLinkCategoryId = '.$object->GetID();
+		
+		$this->Conn->Query($sql);
+	}
 
 
 	/**