? vertical_tabs.patch
Index: vertical_tabs.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/vertical_tabs/vertical_tabs.module,v
retrieving revision 1.1.2.19
diff -u -p -r1.1.2.19 vertical_tabs.module
--- vertical_tabs.module	19 May 2009 01:39:32 -0000	1.1.2.19
+++ vertical_tabs.module	24 Jul 2009 09:33:16 -0000
@@ -106,7 +106,7 @@ function vertical_tabs_form_alter(&$form
     }
   }
 
-  if ($form_id == 'node_type_form' && $form['#node_type']->type) {
+  if ($form_id == 'node_type_form' && $form['#node_type']->type && !$form['#programmed']) {
     $form += vertical_tabs_node_type_form($form['#node_type']->type);
   }