Fatal error: Uncaught Error: Interface "Sabre\DAV\IFile" not found in C:\laragon\www\baikal\vendor\sabre\dav\lib\CalDAV\ICalendarObject.php:21 Stack trace: #0 {main} thrown in C:\laragon\www\baikal\vendor\sabre\dav\lib\CalDAV\ICalendarObject.php on line 21