ng-admin login

ngAdmin Login

/*

Small ng-admin config showing how to inject a Login controller when
a 401 error is returned by the server.

*/
(function () {
    "use strict";

    var app = angular.module('myApp', [
        'ng-admin',
        'login'
    ]);

    app.run(['Restangular', '$location', function(Restangular, $location){
        // ==== CODE TO DO 401 NOT LOGGED IN CHECKING
        //This code will intercept 401 unauthorized errors returned from web requests.
        //On default any 401 will make the app think it is not logged in.
        Restangular.setErrorInterceptor(function(response, deferred, responseHandler) {
            if(response.status === 401){
                $location.path('/login');
                return false;
            }
        });
    }]);

    app.config(
        function ($stateProvider, NgAdminConfigurationProvider, Application, Entity, Field, Reference, ReferencedList, ReferenceMany, RestangularProvider) {

        function truncate(value) {
            if (!value) {
                return '';
            }

            return value.length > 50 ? value.substr(0, 50) + '...' : value;
        }
    
        $stateProvider
            .state('login', {
                url: '/login',
                templateUrl: 'login.html',
                controller: 'loginController'
            });


        // use the custom query parameters function to format the API request correctly
        RestangularProvider.addFullRequestInterceptor(function(element, operation, what, url, headers, params) {
            if (operation == "getList") {
                // custom pagination params
                params._start = (params._page - 1) * params._perPage;
                params._end = params._page * params._perPage;
                delete params._page;
                delete params._perPage;
                // custom sort params
                if (params._sortField) {
                    params._sort = params._sortField;
                    delete params._sortField;
                }
                // custom filters
                if (params._filters) {
                    for (var filter in params._filters) {
                        params[filter] = params._filters[filter];
                    }
                    delete params._filters;
                }
            }
            return { params: params };
        });

        var admin = new Application('Control Panel') // application main title
            .baseApiUrl(location.protocol + '//' + location.hostname + '/cgi-bin/mypanel/')

        // define all entities at the top to allow references between them
        var item = new Entity('item') // the API endpoint for posts will be http://localhost/cgi-bin/posts/:id
            .identifier(new Field('IdItem'));

        // set the application entities
        admin
            .addEntity(item);

        // customize entities and views
        // ...

        NgAdminConfigurationProvider.configure(admin);
    });

}());

I am getting this error:

Error: [$injector:modulerr] Failed to instantiate module login due to:
Error: [$injector:nomod] Module 'login' is not available! You either misspelled the module name or forgot to load it. If registering a module ensure that you specify the dependencies as the second argument.