Fatal error: Uncaught Error: Class 'Symfony\Component\Mailer\Transport\AbstractTransport' not found in /home/benjamincb/demos/acdg-site/vendor/symfony/mailer/Transport/SendmailTransport.php:34 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg-site/vendor/symfony/mailer/Transport/SendmailTransport.php on line 34