Index: branches/5.1.x/units/listings/listings_config.php
===================================================================
diff -u -N -r13939 -r13960
--- branches/5.1.x/units/listings/listings_config.php	(.../listings_config.php)	(revision 13939)
+++ branches/5.1.x/units/listings/listings_config.php	(.../listings_config.php)	(revision 13960)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: listings_config.php 13939 2010-09-14 09:14:25Z alex $
+* @version	$Id: listings_config.php 13960 2010-09-25 18:36:47Z alex $
 * @package	In-Link
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license      GNU/GPL
@@ -143,8 +143,8 @@
 					),
 
 					'VirtualFields'	=>	Array (
-						'LinkName'	=>	Array ('type' => 'string'),
-						'LinkOwner'	=>	Array ('type' => 'string'),
+						'LinkName'	=>	Array ('type' => 'string', 'default' => ''),
+						'LinkOwner'	=>	Array ('type' => 'string', 'default' => ''),
 					),
 
 					'Grids'	=> Array (