Index: admin_menu.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/admin_menu/admin_menu.module,v
retrieving revision 1.43.2.17.2.11
diff -u -p -r1.43.2.17.2.11 admin_menu.module
--- admin_menu.module	12 Jun 2009 01:34:06 -0000	1.43.2.17.2.11
+++ admin_menu.module	21 Jun 2009 18:42:21 -0000
@@ -119,7 +119,9 @@ function admin_menu_menu_alter(&$items) 
           // Trick this item into the visible menu tree.
           $items[$path]['_visible'] = TRUE;
         }
-        if ($item['type'] & MENU_CALLBACK) {
+        // Skip invisible MENU_CALLBACKs, but make sure that it is not a
+        // MENU_NORMAL_ITEM, which shares the MENU_VISIBLE_IN_BREADCRUMB bit.
+        if ($item['type'] & MENU_CALLBACK && !($item['type'] & MENU_NORMAL_ITEM)) {
           continue;
         }
         $items[$path]['menu_name'] = 'admin_menu';