Fatal error: Uncaught Error: Class "Sabre\VObject\Document" not found in /home/byteshos/public_html/hrm.byteshosting.net/vendor/sabre/vobject/lib/Component/VCalendar.php:21 Stack trace: #0 {main} thrown in /home/byteshos/public_html/hrm.byteshosting.net/vendor/sabre/vobject/lib/Component/VCalendar.php on line 21