Index: branches/5.2.x/core/units/helpers/user_helper.php
===================================================================
diff -u -N -r15590 -r15664
--- branches/5.2.x/core/units/helpers/user_helper.php	(.../user_helper.php)	(revision 15590)
+++ branches/5.2.x/core/units/helpers/user_helper.php	(.../user_helper.php)	(revision 15664)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: user_helper.php 15590 2012-10-18 15:37:18Z alex $
+* @version	$Id: user_helper.php 15664 2013-01-10 11:22:47Z alex $
 * @package	In-Portal
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -160,6 +160,7 @@
 		function loginUserById($user_id, $remember_login_cookie = false)
 		{
 			$object =& $this->getUserObject();
+			$this->Application->removeObject($object->getPrefixSpecial());
 
 			$this->Application->StoreVar('user_id', $user_id);
 			$this->Application->SetVar('u.current_id', $user_id);