class LoginController extends Controller
{

protected $redirectTo = '/home';

protected function redirectTo()
{
    if (Auth::check()) {
       $user_id = Auth::id();
       $usuario = users::where('id','=',$user_id)->first();
       if($usuario->hasRole('copy')){
           return redirect('/copy/dashboardCopy');
        }
    }
}

/**
 * Create a new controller instance.
 *
 * @return void
 */
public function __construct()
{
    $this->middleware('guest', ['except' => 'logout']);
}
}

...
protected function redirectTo()
{
    if(Auth::user()->hasRole('copy')){
        return '/copy/dashboardCopy';
    }
}
...

class LoginController extends Controller
{
/*
|--------------------------------------------------------------------------
| Login Controller
|--------------------------------------------------------------------------
|
| This controller handles authenticating users for the application and
| redirecting them to your home screen. The controller uses a trait
| to conveniently provide its functionality to your applications.
|
*/

use AuthenticatesUsers;

/**
 * Where to redirect users after login.
 *
 * @var string
 */
protected $redirectTo;

protected function redirectTo()
{
    if(Auth::user()->hasRole('copy')){
        $this->redirectTo = '/copy/dashboardCopy';
        return $this->redirectTo;
    }
}

/**
 * Create a new controller instance.
 *
 * @return void
 */
public function __construct()
{
    $this->middleware('guest', ['except' => 'logout']);
}
}

public $redirectTo = '/lender/home';

protected function redirectTo()
{
    if(Auth::guard('lender')->check()){
      $this->redirectTo = '/lender/home';
      return $this->redirectTo;
    }
}