Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\RequestMatcher" not found in E:\xampp\htdocs\stms\vendor\symfony\http-foundation\ExpressionRequestMatcher.php:21 Stack trace: #0 {main} thrown in E:\xampp\htdocs\stms\vendor\symfony\http-foundation\ExpressionRequestMatcher.php on line 21