--- includes/menu.inc	Tue Oct 28 16:03:36 2008
+++ includes/menu.inc	Tue Oct 28 16:02:27 2008
@@ -2362,8 +2362,8 @@
 
     // Calculate out the file to be included for each callback, if any.
     if ($item['file']) {
-      $file_path = $item['file path'] ? $item['file path'] : drupal_get_path('module', $item['module']);
-      $item['include file'] = $file_path .'/'. $item['file'];
+      $item['file path'] = $item['file path'] ? $item['file path'] : drupal_get_path('module', $item['module']);
+      $item['include file'] = $item['file path'] .'/'. $item['file'];
     }
 
     $title_arguments = $item['title arguments'] ? serialize($item['title arguments']) : '';