Fatal error: Uncaught Error: Interface 'Symfony\Component\EventDispatcher\EventSubscriberInterface' not found in /home/soh-works/www/3good_old/vendor/symfony/security-http/Firewall.php:31 Stack trace: #0 {main} thrown in /home/soh-works/www/3good_old/vendor/symfony/security-http/Firewall.php on line 31