| 0 | Success |
| 1 | Missing or Invalid Params |
| 2 | Invalid signature |
| 11 | Partner is not found |
| 13 | Partner has been blocked |
| 14 | API Key is invalid |
| 15 | API Key is not activated or blocked |
| 21 | Incorrect OTP |
| 30 | Duplicate orderId, please try again |
| 32 | Invalid amount |
| 33 | Transaction failed |
| 34 | Transaction is being processed, please check it later |
| 35 | The transaction is pending, please check it later |
| 36 | Transaction not found |
| 37 | Undefined transaction |
| 38 | Customer cancelled the transaction |
| 40 | Transaction has been refunded |
| 51 | Bank code does not exist |
| 52 | Invalid payment method |
| 61 | Transaction has been denied |
| 62 | Bank service is maintained, please try later |
| 63 | Card is not activate or register the online payment |
| 64 | Card type is not supported |
| 65 | Incorrect card/account information |
| 66 | Card is restricted, please contact your bank |
| 67 | Incorrect issued date |
| 68 | Card is blocked |
| 69 | Card is expired |
| 70 | Exceed daily limit, please try again later |
| 71 | Incorrect cardholder information |
| 72 | No response from bank |
| 73 | Issue or Expire date is wrong |
| 74 | Insufficient funds/Over credit limit |
| 75 | Insufficient funds |
| 76 | Wrong card number |
| 77 | Transaction is timeout |
| 78 | Error from the banking system, please retry the transaction |
| 79 | Can't process your card, please contact the Provider |
| 80 | Invalid CVC/CVV |
| 81 | Card does not support 3DS |
| 82 | Your card is denied. Please contact the issuing bank |
| 83 | Transaction denied. Please contact the issuing bank |
| 84 | Exceed allowed amount, please contact the Provider |
| 85 | Exceed cards limit on the same IP, please contact the provider |
| 89 | our card has been declined (due to the card's issuing country being invalid) |
| 91 | System is busy, please try again later |
| 92 | IP is not allowed to access |
| 94 | System maintenance, please try again later |
| 99 | Undefined error, please try again later |
| 105 | The refund amount cannot be different from the transaction amounth |
| 106 | Partial refund is not allowed for this transaction |
| 110 | The total refund amount exceeds the transaction amount |
| 120 | User's account is frozen |
| 121 | User wallet limit exceeded |
| 125 | Refund cannot be processed due to payment exceeding validity period |
| 126 | Refund request does not meet the provider's policy |
| 127 | Request to refund a payment transaction is unsuccessful |
| 135 | Transaction does not allow to refund |
| 140 | Partner does not have permission to use the paymentMethod |
| 141 | Partner does not have permission to use the bankCode |
| 207 | Transaction is suspicious |
| 208 | Refund transaction exceeds the allowed |
| 401 | Unauthorized |
| 500 | Server error |