From 2962141d51c8aaf2aeeb969f5b2f9d4eb31e0238 Mon Sep 17 00:00:00 2001
From: gRoussac <gregory.roussac@prestashop.com>
Date: Fri, 15 Nov 2013 15:39:00 +0100
Subject: [PATCH] [-] BO : Fix warning when no memcached servers

---
 classes/cache/CacheMemcache.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/classes/cache/CacheMemcache.php b/classes/cache/CacheMemcache.php
index 8c4445a7f..a795ed6a1 100755
--- a/classes/cache/CacheMemcache.php
+++ b/classes/cache/CacheMemcache.php
@@ -153,6 +153,8 @@ class CacheMemcacheCore extends Cache
 	 */
 	protected function _writeKeys()
 	{
+		if (!$this->is_connected)
+			return false;
 		$this->memcache->set(_COOKIE_IV_, $this->keys);
 	}