Fatal error: Uncaught Error: Interface "OCP\Collaboration\Resources\ICollection" not found in /home/tzuovhm/tzuovhm/lib_/private/Collaboration/Resources/Collection.php:20 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/lib_/private/Collaboration/Resources/Collection.php on line 20