diff --git a/server_privileges.php b/server_privileges.php
index 19effc7db..8263dab38 100644
--- a/server_privileges.php
+++ b/server_privileges.php
@@ -16,6 +16,7 @@ require_once './libraries/common.inc.php';
 $GLOBALS['js_include'][] = 'server_privileges.js';
 $GLOBALS['js_include'][] = 'functions.js';
 $GLOBALS['js_include'][] = 'jquery/jquery-ui-1.8.custom.js';
+$_add_user_error = false;
 
 require './libraries/server_common.inc.php';