Fatal error: Uncaught Error: Class 'Symfony\Component\Mime\RawMessage' not found in C:\xampp\htdocs\ApiSigestWin\1.20.01.27.5\vendor\symfony\mime\Message.php:24 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.20.01.27.5\vendor\symfony\mime\Message.php on line 24