Fatal error: Uncaught Error: Interface 'Symfony\Component\Mailer\MailerInterface' not found in /var/www/legtux.org/users/weboconsulting/www/vendor/symfony/mailer/Mailer.php:29 Stack trace: #0 {main} thrown in /var/www/legtux.org/users/weboconsulting/www/vendor/symfony/mailer/Mailer.php on line 29