Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in C:\xampp\htdocs\slip\laravel-webhooks\vendor\symfony\mailer\EventListener\MessageListener.php:28 Stack trace: #0 {main} thrown in C:\xampp\htdocs\slip\laravel-webhooks\vendor\symfony\mailer\EventListener\MessageListener.php on line 28