Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/aicohnif/regionalhospital.aiconnect.pw/vendor/symfony/mailer/EventListener/EnvelopeListener.php:24 Stack trace: #0 {main} thrown in /home/aicohnif/regionalhospital.aiconnect.pw/vendor/symfony/mailer/EventListener/EnvelopeListener.php on line 24