Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /var/www/html/app/vendor/symfony/mailer/EventListener/EnvelopeListener.php:25
Stack trace:
#0 {main}
thrown in /var/www/html/app/vendor/symfony/mailer/EventListener/EnvelopeListener.php on line 25