[2]Declaration of app\home\controller\Index::error() should be compatible with think\Controller::error($msg = '', $url = NULL, $data = '', $wait = 3, array $header = Array)[D:\wwwroot\tuhao\wwwroot\application\home\controller\Index.php:14]
[2]Declaration of app\common\model\CategoryModel::deleteBy($category_id) should be compatible with app\common\model\BaseModel::deleteBy(int $id)[D:\wwwroot\tuhao\wwwroot\application\common\model\CategoryModel.php:0]