Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\EventListener\AbstractTestSessionListener" not found in /var/www/html/usophy/vendor/symfony/http-kernel/EventListener/TestSessionListener.php:26 Stack trace: #0 {main} thrown in /var/www/html/usophy/vendor/symfony/http-kernel/EventListener/TestSessionListener.php on line 26