Fatal error: Uncaught Error: Interface "Symfony\Component\Mime\Encoder\EncoderInterface" not found in /Applications/MAMP/htdocs/fislo/vendor/symfony/mime/Encoder/ContentEncoderInterface.php:17 Stack trace: #0 {main} thrown in /Applications/MAMP/htdocs/fislo/vendor/symfony/mime/Encoder/ContentEncoderInterface.php on line 17