Fatal error: Uncaught Error: Interface "Symfony\Component\HttpFoundation\Exception\RequestExceptionInterface" not found in /usr/www/unityweb/public/hms/vendor/symfony/http-foundation/Exception/SessionNotFoundException.php:21 Stack trace: #0 {main} thrown in /usr/www/unityweb/public/hms/vendor/symfony/http-foundation/Exception/SessionNotFoundException.php on line 21