Warning: Undefined variable $router in C:\xampp\htdocs\excgaming\app\routes.php on line 11

Fatal error: Uncaught Error: Call to a member function get() on null in C:\xampp\htdocs\excgaming\app\routes.php:11 Stack trace: #0 {main} thrown in C:\xampp\htdocs\excgaming\app\routes.php on line 11