Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /Users/m4_production_1/Sites/ipt/iptkids/vendor/symfony/mailer/EventListener/MessengerTransportListener.php:24 Stack trace: #0 {main} thrown in /Users/m4_production_1/Sites/ipt/iptkids/vendor/symfony/mailer/EventListener/MessengerTransportListener.php on line 24