From: Michael M Slusarz <slusarz@curecanti.org>
Date: Wed, 1 Sep 2010 05:41:10 +0000 (-0600)
Subject: Check for existence.
X-Git-Url: https://git.internetallee.de/?a=commitdiff_plain;h=1c7a1b5124a13ec3126eb352a9d4911902464d00;p=horde.git

Check for existence.
---

diff --git a/imp/lib/Imap/Tree.php b/imp/lib/Imap/Tree.php
index 5ac76e58d..af6b5c46e 100644
--- a/imp/lib/Imap/Tree.php
+++ b/imp/lib/Imap/Tree.php
@@ -1788,6 +1788,7 @@ class IMP_Imap_Tree implements ArrayAccess, Iterator
 
             /* If element exists in ancestors list, it is valid. */
             if (isset($c['ancestors']) &&
+                isset($c['ancestors'][$this->_currparent]) &&
                 ($c['ancestors'][$this->_currparent] == $this->_currkey)) {
                 return true;
             }