Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\Bundle\Bundle" not found in /var/www/html/API_Forum/vendor/nelmio/cors-bundle/NelmioCorsBundle.php:20 Stack trace: #0 {main} thrown in /var/www/html/API_Forum/vendor/nelmio/cors-bundle/NelmioCorsBundle.php on line 20