Index: trunk/core/units/users/users_event_handler.php
===================================================================
diff -u -r1789 -r1835
--- trunk/core/units/users/users_event_handler.php	(.../users_event_handler.php)	(revision 1789)
+++ trunk/core/units/users/users_event_handler.php	(.../users_event_handler.php)	(revision 1835)
@@ -191,11 +191,29 @@
 			}
 		}
 		
+		
+		
+		
 		/**
 		 * Set's new unique resource id to user
 		 *
 		 * @param kEvent $event
 		 */
+		function OnBeforeItemCreate(&$event)
+		{
+			$email_as_login = $this->Application->ConfigValue('Email_As_Login');
+			$object =& $event->getObject();
+			if ($email_as_login) {
+				$object->Fields['Email']['error_msgs']['unique'] =$this->Application->Phrase('lu_user_and_email_already_exist');
+			}
+			
+		}
+
+		/**
+		 * Set's new unique resource id to user
+		 *
+		 * @param kEvent $event
+		 */
 		function OnAfterItemValidate(&$event)
 		{
 			$object =& $event->getObject();