Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Exception\HttpException" not found in D:\Apache24\www\annora\back-end\vendor\symfony\http-kernel\Exception\ConflictHttpException.php:17 Stack trace: #0 {main} thrown in D:\Apache24\www\annora\back-end\vendor\symfony\http-kernel\Exception\ConflictHttpException.php on line 17