Fatal error: Uncaught Error: Class "Symfony\Component\Mime\RawMessage" not found in /home/yrdsb11w3creativ/public_html/yrdsb-board-v1.0.0-alpha/vendor/symfony/mime/Message.php:22 Stack trace: #0 {main} thrown in /home/yrdsb11w3creativ/public_html/yrdsb-board-v1.0.0-alpha/vendor/symfony/mime/Message.php on line 22