--- a/inc/error.inc.php	Thu Apr 24 21:07:27 2008 +0000
+++ b/inc/error.inc.php	Thu Apr 24 22:33:28 2008 +0000
@@ -58,6 +58,7 @@
 define("ERR_INV_ARGC", _('Invalid argument(s) given to function %s %s'));
 define("ERR_UNKNOWN", _('Unknown error.'));
 define("ERR_INV_EMAIL", _('Enter a valid email address.'));
+define("ERR_ZONE_NOT_EXIST", _('There is no zone with this ID.'));
 
 /* DATABASE */
 define("ERR_DB_NO_DB_NAME", _('No database name has been set in config.inc.php.'));