Index: branches/5.1.x/core/units/categories/categories_event_handler.php
===================================================================
diff -u -N -r14027 -r14161
--- branches/5.1.x/core/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 14027)
+++ branches/5.1.x/core/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 14161)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: categories_event_handler.php 14027 2010-11-01 20:13:39Z alex $
+* @version	$Id: categories_event_handler.php 14161 2011-01-11 10:37:58Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -1599,7 +1599,7 @@
 				// only administrator can set/change "cust_RssSource" field
 
 				if ($object->GetDBField('cust_RssSource') != $object->GetOriginalField('cust_RssSource')) {
-					$object->SetError('cust_RssSource', 'not_allowed', 'la_error_NotAllowed');
+					$object->SetError('cust_RssSource', 'not_allowed', 'la_error_OperationNotAllowed');
 				}
 			}
 		}