Fatal error: Uncaught Error: Class "Sabre\DAV\Exception\Conflict" not found in /var/www/illumine/vendor/sabre/dav/lib/DAVACL/Exception/AceConflict.php:15 Stack trace: #0 {main} thrown in /var/www/illumine/vendor/sabre/dav/lib/DAVACL/Exception/AceConflict.php on line 15