Index: modules/system/system.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/system.module,v
retrieving revision 1.741
diff -u -p -r1.741 system.module
--- modules/system/system.module	12 Aug 2009 12:36:04 -0000	1.741
+++ modules/system/system.module	12 Aug 2009 21:54:35 -0000
@@ -529,7 +529,7 @@ function system_menu() {
     'title' => 'Configuration and modules',
     'page callback' => 'system_admin_config_page',
     'position' => 'right',
-    'access callback' => array('system_admin_menu_block_access'),
+    'access callback' => 'system_admin_menu_block_access',
     'access arguments' => array('admin/config', 'access administration pages'),
   );
   $items['admin/structure'] = array(