Fatal error: Uncaught Error: Interface 'Symfony\Component\Mailer\Transport\TransportFactoryInterface' not found in E:\xampp\htdocs\www\qr250\vendor\symfony\mailer\Transport\AbstractTransportFactory.php:22 Stack trace: #0 {main} thrown in E:\xampp\htdocs\www\qr250\vendor\symfony\mailer\Transport\AbstractTransportFactory.php on line 22