Cannot read property split of undefined

[Samaalir]

Hello @tmcgee could you help me here please, I got this error while trying to include this widgets into my cmv app

TypeError: Cannot read property 'split' of undefined
at Object.mo.manifest.ret.processManifestLabel (utils.js:1345)
at Object._processManifest (WidgetManager.js:260)
at Object. (WidgetManager.js:222)
at init.js:63

my configurations are :
in the app.js :

 (function () { 
    var path = location.pathname.replace(/[^\/]+$/, '');
    window.dojoConfig = {
        async: true,
        packages: [
            {
                name: 'viewer',
                location: path +'../Scripts/arcgis/viewer'
            }, {
                name: 'gis',
                location: path + '../Scripts/arcgis/gis'
            }, {
                name: 'config',
                location: path + '../Scripts/arcgis/config'
            }, {
                name: 'JSZip3',
                main: 'jszip-3.1.3.min',
                location: path + '../Scripts/arcgis/gis/dijit/Export/lib'
            }, {
                name: 'proj4js',
                location: '//cdnjs.cloudflare.com/ajax/libs/proj4js/2.3.15'
            }, {
                name: 'flag-icon-css',
                location: '//cdnjs.cloudflare.com/ajax/libs/flag-icon-css/2.8.0'
            }, {
                name: 'jimu',
                location: path + '../Scripts/arcgis/gis/dijit/wab/jimu.js'
            }, {
                name: 'libs',
                location: path + '../Scripts/arcgis/gis/dijit/wab/libs'
            }, {
                name: 'wabwidgets',
                location: path + '../Scripts/arcgis/gis/dijit/wab/widgets'
            }
        ]
    }; 

require(window.dojoConfig, [
    'dojo/_base/declare',

    // minimal Base Controller
    'viewer/_ControllerBase',

    // *** Controller Mixins
    // Use the core mixins, add custom mixins
    // or replace core mixins with your own
    'viewer/_ConfigMixin', // manage the Configuration
    'viewer/_LayoutMixin', // build and manage the Page Layout and User Interface
    'viewer/_MapMixin', // build and manage the Map
    'viewer/_WidgetsMixin', // build and manage the Widgets
    'viewer/_WABMixin' // cusom mix-in to use the new widgets
    // 'viewer/_WebMapMixin' // for WebMaps
    //'config/_customMixin'

], function (
    declare,

    _ControllerBase,
    _ConfigMixin,
    _LayoutMixin,
    _MapMixin,
    _WidgetsMixin,
    _WABMixin
    // _WebMapMixin
    //_MyCustomMixin

) {
    var App = declare([

        // add custom mixins here...note order may be important and
        // overriding certain methods incorrectly may break the app
        // First on the list are last called last, for instance the startup
        // method on _ControllerBase is called FIRST, and _LayoutMixin is called LAST
        // for the most part they are interchangeable, except _ConfigMixin
        // and _ControllerBase
        //
        _LayoutMixin,
        _WidgetsMixin,
        // _WebMapMixin,
        _MapMixin,
        _WABMixin,
        // configMixin should be right before _ControllerBase so it is
        // called first to initialize the config object
        _ConfigMixin,

        // controller base needs to be last
        _ControllerBase
    ]);
    var app = new App();

    app.startup();
});

})(); `

the home index :
`<script src="~/Scripts/arcgis/3.20/init.js"></script>

<script src="~/Scripts/arcgis/config/app.js"></script> <script src="~/Scripts/arcgis/gis/dijit/wab/libs/caja-html-sanitizer-minified.js"></script>

`

[Samaalir]

The problem is that i have not specified the locale language :
solution : modifying the app.js
add locale ex:

async: true,
        locale: 'fr', //or 'en-us' ...
        packages: [ ...