Fatal error: Uncaught Error: Interface "Doctrine\Common\EventManagerInterface" not found in D:\xampp\htdocs\pimcore\my-project\vendor\doctrine\event-manager\src\EventManager.php:14 Stack trace: #0 {main} thrown in D:\xampp\htdocs\pimcore\my-project\vendor\doctrine\event-manager\src\EventManager.php on line 14