Fatal error: Uncaught Error: Class 'Symfony\Component\Notifier\Exception\LogicException' not found in /home/benjamincb/demos/acdg/vendor/symfony/notifier/Exception/UnsupportedSchemeException.php:20 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg/vendor/symfony/notifier/Exception/UnsupportedSchemeException.php on line 20