protected function loadGenerator($id)
    {
        if (isset($this->module->generators[$id])) {
            $this->generator = $this->module->generators[$id];
            $this->generator->loadStickyAttributes();
            $this->generator->load(Yii::$app->request->post());

            return $this->generator;
        }
        throw new NotFoundHttpException("Code generator not found: $id");
    }