Index: includes/common.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/common.inc,v
retrieving revision 1.650
diff -u -r1.650 common.inc
--- includes/common.inc	1 Jun 2007 09:49:11 -0000	1.650
+++ includes/common.inc	1 Jun 2007 19:19:51 -0000
@@ -345,7 +345,7 @@
     $return = menu_execute_active_handler($path);
   }
 
-  if (empty($return)) {
+  if (empty($return) || $return == MENU_NOT_FOUND || $return == MENU_ACCESS_DENIED) {
     drupal_set_title(t('Page not found'));
     $return = '';
   }
@@ -370,7 +370,7 @@
     $return = menu_execute_active_handler($path);
   }
 
-  if (empty($return)) {
+  if (empty($return) || $return == MENU_NOT_FOUND || $return == MENU_ACCESS_DENIED) {
     drupal_set_title(t('Access denied'));
     $return = t('You are not authorized to access this page.');
   }