Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Event\RequestEvent" not found in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker-bk/crater/vendor/symfony/http-kernel/Event/ViewEvent.php:26 Stack trace: #0 {main} thrown in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker-bk/crater/vendor/symfony/http-kernel/Event/ViewEvent.php on line 26