Notice: Undefined variable: router in C:\xampp\htdocs\web24compl-subiekt-api\routes\web.php on line 3

Fatal error: Uncaught Error: Call to a member function group() on null in C:\xampp\htdocs\web24compl-subiekt-api\routes\web.php:3 Stack trace: #0 {main} thrown in C:\xampp\htdocs\web24compl-subiekt-api\routes\web.php on line 3