Fatal error: Uncaught Error: Interface "Symfony\Component\Mailer\Transport\Smtp\Auth\AuthenticatorInterface" not found in /home/rosengar/www-craft/craft-rosengart/vendor/symfony/mailer/Transport/Smtp/Auth/PlainAuthenticator.php:21 Stack trace: #0 {main} thrown in /home/rosengar/www-craft/craft-rosengart/vendor/symfony/mailer/Transport/Smtp/Auth/PlainAuthenticator.php on line 21