物流助手使用addOrder测试订单成功下单后，想要调用cancelOrder接口进行取消订单的测试，报9300502错误?能帮忙查一下吗？

 {

  errcode: 9300502,

  errmsg: 'Delivery side sys error rid: 6173c19e-282db564-7fee2782'

}

appId:wx0204ae77355279ee

请求包如下：

{

  order_id: 'DC16349184745510003712455177',

  openid: 'oQabO5QilHB78odMvb0wlFRR_3G4',

  delivery_id: 'TEST',

  waybill_id: 'DC16349184745510003712455177_waybill_id'

}