Fatal error: Uncaught Error: Interface "Symfony\Component\HttpFoundation\Session\SessionBagInterface" not found in /srv/www/sites/public/laura/vendor/symfony/http-foundation/Session/Attribute/AttributeBagInterface.php:21 Stack trace: #0 {main} thrown in /srv/www/sites/public/laura/vendor/symfony/http-foundation/Session/Attribute/AttributeBagInterface.php on line 21