Fatal error: Uncaught Error: Class 'Symfony\Component\Notifier\Transport\AbstractTransportFactory' not found in /home/benjamincb/demos/acdg/vendor/symfony/notifier/Transport/NullTransportFactory.php:19 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg/vendor/symfony/notifier/Transport/NullTransportFactory.php on line 19