--- CopyOfviews_plugin_argument_default_context.inc	2013-05-06 14:56:49.000000000 +0800
+++ views_plugin_argument_default_context.inc	2013-05-06 14:56:55.000000000 +0800
@@ -33,7 +33,7 @@
     $this->check_access($form);
   }
 
-  function check_access(&$form) {
+  function check_access(&$form, $option_name) {
     if (!$this->access()) {
       foreach(array('namespace','attribute') as $elem) {
         $form[$elem]['#disabled'] = TRUE;