Error in controller Namespace of Route --Rails

rubyonrails-talk
1

I'm trying to work with controller Namespace of Route. i'm doing with instructions in :

and here is code of my Route:

namespace :admin do   resources :users end

I created admin folder admin and move controller users_controller to it. And I edit code in users_controller same as :

class Admin::UsersController < ApplicationController But when I ran project and using Url:

http://localhost:3000/admin/users/new and have error:

Missing template admin/users/new, application/new with {:locale=>[:en], :formats=>[:html], :handlers=>[:erb, :builder, :coffee]}. Who can help me this problem ? Thanks.......