Index: includes/form.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/form.inc,v
retrieving revision 1.122
diff -u -p -r1.122 form.inc
--- includes/form.inc	23 May 2006 03:18:55 -0000	1.122
+++ includes/form.inc	17 Jun 2006 08:27:27 -0000
@@ -393,7 +393,7 @@ function form_builder($form_id, $form) {
   }
 
   // Allow for elements to expand to multiple elements, e.g. radios, checkboxes and files.
-  if (isset($form['#process']) && !$form['#processed']) {
+  if (isset($form['#process']) && !isset($form['#processed'])) {
     foreach ($form['#process'] as $process => $args) {
       if (function_exists($process)) {
         $args = array_merge(array($form), $args);