Fatal error: Uncaught Error: Class "Symfony\Component\Config\FileLocator" not found in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker.app/crater/vendor/symfony/http-kernel/Config/FileLocator.php:22 Stack trace: #0 {main} thrown in /home/app/htdocs/truebits.docker.installations/invoice-crater/docker.app/crater/vendor/symfony/http-kernel/Config/FileLocator.php on line 22