Fatal error: Uncaught Error: Interface "Symfony\Component\Mime\Encoder\ContentEncoderInterface" not found in /Users/m4_production_1/Sites/ipt/iptkids/vendor/symfony/mime/Encoder/QpContentEncoder.php:17 Stack trace: #0 {main} thrown in /Users/m4_production_1/Sites/ipt/iptkids/vendor/symfony/mime/Encoder/QpContentEncoder.php on line 17