From d9ac5b6c811aa24719143474bcf0fa1b07165af2 Mon Sep 17 00:00:00 2001
From: Jennifer Hodgdon <yahgrp@poplarware.com>
Date: Wed, 8 May 2013 06:42:56 -0700
Subject: [PATCH] Issue #1204784 by Kevin Morse, valthebald, druplet,
 kiamlaluno: Fix code comment in drupal_retrieve_form

---
 core/includes/form.inc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/core/includes/form.inc b/core/includes/form.inc
index 13e3e834863..0616ebffb72 100644
--- a/core/includes/form.inc
+++ b/core/includes/form.inc
@@ -769,8 +769,9 @@ function drupal_retrieve_form($form_id, &$form_state) {
   // Record the filepath of the include file containing the original form, so
   // the form builder callbacks can be loaded when the form is being rebuilt
   // from cache on a different path (such as 'system/ajax'). See
-  // form_get_cache().
-  // $menu_get_item() is not available at installation time.
+  // form_get_cache(). Don't do this in maintenance mode as Drupal may not be
+  // fully bootstrapped (i.e. during installation) in which case
+  // menu_get_item() is not available.
   if (!isset($form_state['build_info']['files']['menu']) && !defined('MAINTENANCE_MODE')) {
     $item = menu_get_item();
     if (!empty($item['include_file'])) {