Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in E:\install\laragon\www\erp_gpharma_api\vendor\symfony\mailer\Event\FailedMessageEvent.php:20 Stack trace: #0 {main} thrown in E:\install\laragon\www\erp_gpharma_api\vendor\symfony\mailer\Event\FailedMessageEvent.php on line 20