Fatal error: Uncaught Error: Interface 'Symfony\Component\Mime\Encoder\EncoderInterface' not found in /home/soh-works/www/3good_old/vendor/symfony/mime/Encoder/ContentEncoderInterface.php:17 Stack trace: #0 {main} thrown in /home/soh-works/www/3good_old/vendor/symfony/mime/Encoder/ContentEncoderInterface.php on line 17