Fatal error: Uncaught Error: Class "Sabre\DAV\ServerPlugin" not found in C:\Apache24\htdocs\dle\engine\classes\composer\vendor\sabre\dav\lib\DAVACL\Plugin.php:33 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\dle\engine\classes\composer\vendor\sabre\dav\lib\DAVACL\Plugin.php on line 33