update

backend/controllers/AuthController.php

@@ -56,6 +56,7 @@ class AuthController extends BaseController
      * 添加“角色”
      * 注意：角色表的“rule_name”字段必须为“NULL”，不然会出错。
      *      详情见“yii\rbac\BaseManager”的203行if($item->ruleName === null){return true;}
+     * @throws \Exception|\Throwable
      * ---------------------------------------
      */
     public function actionAdd()
@@ -76,8 +77,8 @@ class AuthController extends BaseController
                     $role->description = $data['description'];
                     if (Yii::$app->authManager->add($role)) {
                         $auth          = Yii::$app->authManager;
-                        $administrator = $auth->getRole();
-//                        Yii::$app->authManager->addChild();
+                        $administrator = $auth->getRole('administrator');
+                        $auth->addChild($administrator, $role);
                         $this->success('添加成功！', $this->getForward());
                     }
                     $this->error('添加失败！');