Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Exception\HttpException" not found in /home/zdpktgd/ptc/vendor.old/symfony/http-kernel/Exception/UnsupportedMediaTypeHttpException.php:17 Stack trace: #0 {main} thrown in /home/zdpktgd/ptc/vendor.old/symfony/http-kernel/Exception/UnsupportedMediaTypeHttpException.php on line 17