From 671160dd7051aa2cbc7edd60b40d0622a0ec5b6c Mon Sep 17 00:00:00 2001
From: Greg Harvey <greg.harvey@gmail.com>
Date: Thu, 7 Sep 2017 14:09:47 +0200
Subject: [PATCH] Using null as memcache prefix in default config causes fatal
 error.

---
 config-templates/config.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/config-templates/config.php b/config-templates/config.php
index f25f30b1e..0fafbdc7c 100644
--- a/config-templates/config.php
+++ b/config-templates/config.php
@@ -608,7 +608,7 @@ $config = array(
      * than one instance is using memcache, you probably want to assign
      * a unique value per instance to this setting to avoid data collision.
      */
-    'memcache_store.prefix' => null,
+    'memcache_store.prefix' => '',
 
     /*
      * This value is the duration data should be stored in memcache. Data
-- 
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