Deprecated: Symfony\Component\HttpKernel\Exception\PreconditionFailedHttpException::__construct(): Implicitly marking parameter $previous as nullable is deprecated, the explicit nullable type must be used instead in C:\Apache24\htdocs\invitation-app\vendor\symfony\http-kernel\Exception\PreconditionFailedHttpException.php on line 19

Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Exception\HttpException" not found in C:\Apache24\htdocs\invitation-app\vendor\symfony\http-kernel\Exception\PreconditionFailedHttpException.php:17 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\invitation-app\vendor\symfony\http-kernel\Exception\PreconditionFailedHttpException.php on line 17