From dbada1e893560ba597ec5e74ffa239616799b71a Mon Sep 17 00:00:00 2001
From: Michael M Slusarz <slusarz@horde.org>
Date: Mon, 25 Aug 2014 11:48:48 -0600
Subject: [PATCH] Initialize variable

---
 imp/lib/Factory/MailboxList.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/imp/lib/Factory/MailboxList.php b/imp/lib/Factory/MailboxList.php
index 3aaaded8e71..54dc29380b7 100644
--- a/imp/lib/Factory/MailboxList.php
+++ b/imp/lib/Factory/MailboxList.php
@@ -32,7 +32,7 @@ class IMP_Factory_MailboxList
      *
      * @var array
      */
-    private $_cache;
+    private $_cache = array();
 
     /**
      * Instances.