Argument #1 ($content) must be of type ?string, Illuminate\Routing\Redirector given

i got this error when i load any get url or login or register it gives this error

Symfony\Component\HttpFoundation\Response::setContent(): Argument #1 ($content) must be of type ?string, Illuminate\Routing\Redirector given, called in C:\xampp\htdocs\App\core\vendor\laravel\framework\src\Illuminate\Http\Response.php on line 72

laravel 8 any resolve here

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