Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Event\KernelEvent" not found in E:\install\laragon\www\nom_du_projet\vendor\symfony\http-kernel\Event\FinishRequestEvent.php:19 Stack trace: #0 {main} thrown in E:\install\laragon\www\nom_du_projet\vendor\symfony\http-kernel\Event\FinishRequestEvent.php on line 19