Index: cck_blocks.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/cck_blocks/cck_blocks.module,v
retrieving revision 1.2.2.11
diff -u -p -r1.2.2.11 cck_blocks.module
--- cck_blocks.module	17 Mar 2010 20:17:51 -0000	1.2.2.11
+++ cck_blocks.module	17 Mar 2010 23:09:35 -0000
@@ -142,6 +123,10 @@ function cck_blocks_block($op = 'list', 
 function cck_blocks_form_alter(&$form, $form_state, $form_id) {
   switch ($form_id) {
     case 'content_field_edit_form':
+      if (isset($form_state['change_basic'])) {
+        // Break if this is a basic information page.
+        break;
+      }
       $field_name = $form['#field']['field_name'];
 
       // Global settings form