Fatal error: Uncaught Error: Interface 'Symfony\Component\EventDispatcher\EventSubscriberInterface' not found in /home/soh-works/www/3good/vendor/symfony/mailer/EventListener/EnvelopeListener.php:24 Stack trace: #0 {main} thrown in /home/soh-works/www/3good/vendor/symfony/mailer/EventListener/EnvelopeListener.php on line 24