Fatal error: Uncaught Error: Class "Sabre\Event\EventEmitter" not found in D:\xampp\htdocs\pimcore\my-project\vendor\sabre\http\lib\Client.php:46 Stack trace: #0 {main} thrown in D:\xampp\htdocs\pimcore\my-project\vendor\sabre\http\lib\Client.php on line 46