| noauth | Merchant don't have rights to access the API |
| InvalidAmount | Invalid Amount |
| amountSetERROR | Amount set error |
| Conflict | Conflict |
| h5orderpaid | H5 order has been paid |
| h5ordervalid | H5 order is valid |
| merchantInvalid | Merchant invalid |
| merchantFreezing | Merchant account has been frozen |
| Rejected | The merchant has not opened this interface permission |
| orderCheckOuted | Order has been setteled |
| orderExpired | Order Expired |
| orderInvalid | Order invalid |
| merchantRefundNoExit | Merchant refund order is exist |
| merchantRefundNoUsed | Merchant refund order is repeated |
| duplicateMerchantTradeNo | Duplicate merchant order number |
| paramInvalid | Incorrect parameter format |
| paymentTypeIsError | paymentType is error |
| channelError | Unexpected channel error |
| postDataEmpty | Post content is empty |
| riskNotPass | Risk Not Pass |
| signError | Sign error |
| storeInvalid | Store invalid |
| storeFreezing | Store account has been frozen |
| systemError | System Error |
| systemTimeout | System time out |
| timeIsnotnowDate | Both of startTime endTime can not be current date |
| timeIsError | payDate can not be empty |