From e02282fbd109bcd83f67d52f7fe3c86ec24c37c0 Mon Sep 17 00:00:00 2001
From: realkoyu <realkoyu@gmail.com>
Date: Thu, 23 Jan 2014 00:21:14 +0800
Subject: [PATCH] Fixing a bug for loading config from local.xml

The existing logic has a problem if the depth of the xml path is more than five, for example, try old cache node in local.xml. Fixed with a key check. By the way, how to add memcache support for magento2?
---
 lib/Magento/App/Config.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/Magento/App/Config.php b/lib/Magento/App/Config.php
index 0cfc5010902f1..0d454d143aa59 100644
--- a/lib/Magento/App/Config.php
+++ b/lib/Magento/App/Config.php
@@ -79,6 +79,9 @@ protected function _parseParams(array $input)
                     foreach ($value as $subKey => $node) {
                         $build[$key . $separator . $subKey] = $node;
                     }
+                    if(array_key_exists($key, $build)){
+                        unset($build[$key]);
+                    }
                 } else {
                     $build[$key] = null;
                 }