Fatal error: Uncaught Error: Interface "Sabre\DAV\ICollection" not found in /home/tzuovhm/tzuovhm/apps_/photos/lib/Sabre/Album/AlbumRoot.php:27 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/apps_/photos/lib/Sabre/Album/AlbumRoot.php on line 27