Fatal error: Uncaught Error: Class "Sabre\DAV\ServerPlugin" not found in /home/tzuovhm/tzuovhm/nextcloud/3rdparty/sabre/dav/lib/DAV/PartialUpdate/Plugin.php:25 Stack trace: #0 {main} thrown in /home/tzuovhm/tzuovhm/nextcloud/3rdparty/sabre/dav/lib/DAV/PartialUpdate/Plugin.php on line 25