Index: branches/unlabeled/unlabeled-1.68.2/core/units/users/users_event_handler.php
===================================================================
diff -u -r7417 -r7424
--- branches/unlabeled/unlabeled-1.68.2/core/units/users/users_event_handler.php	(.../users_event_handler.php)	(revision 7417)
+++ branches/unlabeled/unlabeled-1.68.2/core/units/users/users_event_handler.php	(.../users_event_handler.php)	(revision 7424)
@@ -426,7 +426,7 @@
 			if($items_info)
 			{
 				list($id, $field_values) = each($items_info);
-				$user_email = $field_values['Email'];
+				$user_email = isset($field_values['Email']) ? $field_values['Email'] : false;
 				if($user_email)
 				{
 					// check if is subscriber