Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/kakabapu/public_html/mysticker.kakabapu.com/vendor/symfony/swiftmailer-bundle/EventListener/EmailSenderListener.php:27 Stack trace: #0 {main} thrown in /home/kakabapu/public_html/mysticker.kakabapu.com/vendor/symfony/swiftmailer-bundle/EventListener/EmailSenderListener.php on line 27