Ticket #10011: 10011.diff

wp-admin/includes/plugin.php

@@ -705 +705 @@
 }
 
 function add_theme_page( $page_title, $menu_title, $access_level, $file, $function = '' ) {
-        return add_submenu_page( 'themes.php', $page_title, $menu_title, $access_level, $file, $function );
+        return add_submenu_page( 'themes.php', $page_title, $menu_title, $access_level, theme_basename( $file ), $function );
 }
 
 function add_users_page( $page_title, $menu_title, $access_level, $file, $function = '' ) {