Index: branches/5.3.x/core/units/admin/admin_events_handler.php
===================================================================
diff -u -N -r15902 -r15910
--- branches/5.3.x/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 15902)
+++ branches/5.3.x/core/units/admin/admin_events_handler.php	(.../admin_events_handler.php)	(revision 15910)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: admin_events_handler.php 15902 2013-07-12 15:37:15Z alex $
+* @version	$Id: admin_events_handler.php 15910 2013-07-23 13:48:36Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -693,7 +693,7 @@
 	protected function OnCheckPrefixConfig(kEvent $event)
 	{
 		$prefix = $this->Application->GetVar('config_prefix');
-		$config_file = $this->Application->UnitConfigReader->prefixFiles[$prefix];
+		$config_file = $this->Application->UnitConfigReader->getPrefixFile($prefix);
 
 		$this->Application->InitParser();