Fatal error: Uncaught Error: Interface "Symfony\Component\HttpFoundation\Session\Attribute\AttributeBagInterface" not found in /home/webguruaof/dssdev.aofenggsys.us/vendor/symfony/http-foundation/Session/Attribute/AttributeBag.php:19 Stack trace: #0 {main} thrown in /home/webguruaof/dssdev.aofenggsys.us/vendor/symfony/http-foundation/Session/Attribute/AttributeBag.php on line 19