dashboard route

 'dashboard' => [
        'modules' =>
            [
                'categories' =>
                    [
                        'name' => 'categories',
                        'label' => 'Category',
                        'create' => true,
                        'search' => true,
                        'count' => true,
                    ],
                'category' =>
                    [
                        'name' => 'categoryArticle',
                        'label' => 'Article',
                        'create' => true,
                        'search' => true,
                        'count' => true,
                    ]
            ]
    ]

Route [twill.categoryArticle.index] not defined.

TwillRoutes::module('categories');
TwillRoutes::module('categories.articles');