Fatal error: Uncaught Error: Interface "Symfony\Component\HttpFoundation\Session\SessionBagInterface" not found in /home/custom/public_html/katiekarr/vendor/symfony/http-foundation/Session/SessionBagProxy.php:19 Stack trace: #0 {main} thrown in /home/custom/public_html/katiekarr/vendor/symfony/http-foundation/Session/SessionBagProxy.php on line 19