Fatal error: Uncaught Error: Class 'Symfony\Component\Security\Http\Authenticator\AbstractLoginFormAuthenticator' not found in /home/benjamincb/demos/acdg/src/Security/LoginFormAuthenticator.php:19 Stack trace: #0 {main} thrown in /home/benjamincb/demos/acdg/src/Security/LoginFormAuthenticator.php on line 19