Index: modules/node/content_types.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/node/content_types.inc,v
retrieving revision 1.11
diff -u -p -r1.11 content_types.inc
--- modules/node/content_types.inc	10 Nov 2006 19:40:23 -0000	1.11
+++ modules/node/content_types.inc	11 Nov 2006 04:50:13 -0000
@@ -285,7 +285,7 @@ function node_type_form_submit($form_id,
     }
   }
 
-  unset($form_values['type_display'], $form_values['old_type'], $form_values['orig_type'], $form_values['submit'], $form_values['delete'], $form_values['reset'], $form_values['form_id']);
+  unset($form_values['form_token'], $form_values['op'], $form_values['type_display'], $form_values['old_type'], $form_values['orig_type'], $form_values['submit'], $form_values['delete'], $form_values['reset'], $form_values['form_id']);
 
   // Save or reset persistent variable values.
   foreach ($form_values as $key => $value) {