Index: branches/5.0.x/in-commerce/units/coupons/coupons_config.php
===================================================================
diff -u -r12674 -r12699
--- branches/5.0.x/in-commerce/units/coupons/coupons_config.php	(.../coupons_config.php)	(revision 12674)
+++ branches/5.0.x/in-commerce/units/coupons/coupons_config.php	(.../coupons_config.php)	(revision 12699)
@@ -1,6 +1,6 @@
 <?php
 /**
-* @version	$Id: coupons_config.php 12500 2009-09-15 16:27:57Z dmitrya $
+* @version	$Id: coupons_config.php 12699 2009-10-20 08:09:13Z alex $
 * @package	In-Commerce
 * @copyright	Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
 * @license	Commercial License
@@ -144,7 +144,7 @@
 											    						WHERE `%s` = \'%s\'','left_key_field'=>'PortalUserId',
 											    	'left_title_field' => 'Login', 'required' => 0, 'default' => null,
 											    ),
-											  	'LastUsedOn' => Array ('type' => 'int', 'formatter' => 'kDateFormatter', 'default' => ''),
+											  	'LastUsedOn' => Array ('type' => 'int', 'formatter' => 'kDateFormatter', 'default' => NULL),
 											  	'NumberOfUses' => Array ('type' => 'int', 'default' => 1),
 											),