Fatal error: Undefined class name 'ezcontentobjecttreenode' in <wathever>/kernel/content/collectedinfo.php on line 37
Fatal error: eZ publish did not finish its request

The execution of eZ publish was abruptly ended, the debug output is present below.

Steps to reproduce

clear all caches, restart httpd

Index: kernel/content/collectedinfo.php
===================================================================
— kernel/content/collectedinfo.php (revision 18011)
+++ kernel/content/collectedinfo.php (working copy)
@@ -27,6 +27,7 @@
//

include_once( 'kernel/classes/ezinformationcollection.php' );
+include_once( 'kernel/classes/ezcontentobjecttreenode.php' );
include_once( 'kernel/common/template.php' );

$module =& $Params['Module'];