Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\ParameterBag" not found in /home2/santhos2/public_html/kannan.firstmatrix.in.net/core/vendor/symfony/http-foundation/ServerBag.php:21 Stack trace: #0 {main} thrown in /home2/santhos2/public_html/kannan.firstmatrix.in.net/core/vendor/symfony/http-foundation/ServerBag.php on line 21