Index: includes/form.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/form.inc,v
retrieving revision 1.379
diff -u -p -r1.379 form.inc
--- includes/form.inc	5 Oct 2009 01:18:25 -0000	1.379
+++ includes/form.inc	6 Oct 2009 15:38:29 -0000
@@ -239,6 +239,7 @@ function drupal_build_form($form_id, &$f
  */
 function form_state_defaults() {
   return array(
+    'args' => array(),
     'rebuild' => FALSE,
     'redirect' => NULL,
     'storage' => NULL,