Fatal error: Uncaught Error: Call to undefined function Symfony\Component\HttpKernel\trigger_deprecation() in /home/edmedu/www/edmclass.com/front.edmclass.com/vendor/symfony/http-kernel/UriSigner.php:16 Stack trace: #0 {main} thrown in /home/edmedu/www/edmclass.com/front.edmclass.com/vendor/symfony/http-kernel/UriSigner.php on line 16