| 000.100.207 | Cancellation in Clearing Network |
| 000.100.209 | Account does not exist |
| 000.100.210 | Invalid Amount |
| 000.100.220 | Fraudulent Transaction |
| 000.400.101 | card not participating/authentication unavailable |
| 000.400.102 | user not enrolled |
| 000.400.103 | Technical Error in 3D system |
| 000.400.104 | Missing or malformed threeDSecure Configuration for Channel |
| 000.400.105 | Unsupported User Device - Authentication not possible |
| 000.400.106 | invalid payer authentication response(PARes) in 3DSecure Transaction |
| 000.400.107 | Communication Error to Visa/Mastercard Directory Server |
| 000.400.108 | Cardholder Not Found - card number provided is not found in the ranges of the issuer |
| 000.400.109 | Card is not enrolled for 3DS version 2 |
| 000.400.200 | risk management check communication error |
| 100.100.101 | invalid or missing entity type |
| 100.100.104 | invalid unique id / root unique id |
| 100.100.303 | card expired |
| 100.211.101 | user account contains no or invalid Id |
| 100.300.300 | invalid reference id |
| 100.350.200 | undefined session state |
| 100.350.400 | no or invalid PIN (email/SMS/MicroDeposit authentication) entered |
| 100.370.111 | system error( possible incorrect/missing input data) |
| 100.380.401 | User Authentication Failed |
| 100.380.501 | Risk management transaction timeout |
| 100.390.107 | Transaction rejected because cardholder authentication unavailable |
| 100.390.113 | Unsupported User Device - Authentication not possible |
| 100.396.101 | Cancelled by user |
| 100.396.104 | Uncertain status - probably cancelled by user |
| 100.400.002 | Transaction declined (Insufficient credibility score) |
| 100.400.007 | System error ( possible incorrect/missing input data) |
| 100.400.304 | invalid input data |
| 100.400.312 | transaction declined (invalid configuration data) |
| 100.400.327 | Risk report unsuccessful |
| 100.550.300 | request contains no amount or too low amount |
| 100.550.301 | amount too large |
| 100.550.310 | amount exceeds limit for the registered account. |
| 100.550.401 | invalid currency |
| 100.550.701 | amounts not matched |
| 200.100.501 | invalid or missing customer |
| 200.200.106 | duplicate transaction. Please verify that the UUID is unique |
| 200.300.404 | invalid or missing parameter |
| 300.100.100 | Transaction declined (additional customer authentication required) |
| 500.100.201 | Channel/Merchant is disabled (no processing possible) |
| 600.100.100 | Unexpected Integrator Error (Request could not be processed) |
| 600.200.201 | Channel/Merchant not configured for this payment method |
| 600.200.400 | Unsupported Payment Type |
| 600.200.500 | Invalid payment data. You are not configured for this currency or sub type (country or brand) |
| 600.200.600 | invalid payment code (type or method) |
| 600.200.700 | invalid payment mode (you are not configured for the requested transaction mode) |
| 600.300.101 | Merchant key not found |
| 700.100.500 | referenced payment currency does not match with requested payment currency |
| 700.400.200 | cannot refund (refund volume exceeded or tx reversed or invalid workflow?) |
| 700.400.520 | refund needs at least one successful transaction of type (CP or DB or RB or RC) |
| 700.400.570 | cannot reference a waiting/pending transaction |
| 700.400.580 | cannot find transaction |
| 700.500.003 | test accounts not allowed in production |
| 800.100.100 | transaction declined for unknown reason |
| 800.100.151 | transaction declined (invalid card) |
| 800.100.152 | transaction declined by authorization system |
| 800.100.155 | transaction declined (amount exceeds credit) |
| 800.100.156 | transaction declined (format error) |
| 800.100.157 | transaction declined (wrong expiry date) |
| 800.100.158 | transaction declined (suspecting manipulation) |
| 800.100.160 | transaction declined (card blocked) |
| 800.100.161 | transaction declined (too many invalid tries) |
| 800.100.162 | transaction declined (limit exceeded) |
| 800.100.163 | transaction declined (maximum transaction frequency exceeded) |
| 800.100.164 | transaction declined (merchants limit exceeded) |
| 800.100.166 | transaction declined (Incorrect personal identification number) |
| 800.100.167 | transaction declined (referencing transaction does not match) |
| 800.100.170 | transaction declined (transaction not permitted) |
| 800.100.172 | transaction declined (account blocked) |
| 800.100.174 | transaction declined (invalid amount) |
| 800.100.175 | transaction declined (invalid brand) |
| 800.100.176 | transaction declined (account temporarily not available. Please try again later) |
| 800.100.190 | transaction declined (invalid configuration data) |
| 800.100.195 | transaction declined (UserAccount Number/ID unknown) |
| 800.100.198 | transaction declined (invalid holder) |
| 800.100.201 | Account or Bank Details Incorrect |
| 800.100.202 | Account Closed |
| 800.100.203 | Insufficient Funds |
| 800.110.100 | duplicate transaction |
| 800.120.200 | maximum total volume of transactions already exceeded |
| 800.121.100 | Channel not configured for given source type. Please contact your account manager. |
| 800.130.100 | Transaction with same TransactionId already exists |
| 800.310.210 | Account not found |
| 800.800.800 | The payment system is currently unavailable, please contact support in case this happens again. |
| 800.900.201 | unknown channel |
| 800.900.300 | invalid authentication information |
| 800.900.302 | Authorization failed |
| 800.900.401 | Invalid IP number |
| 900.100.100 | unexpected communication error with connector/acquirer |
| 900.100.200 | error response from connector/acquirer |
| 900.100.201 | error on the external gateway (e.g. on the part of the bank, acquirer,...) |
| 900.100.202 | invalid transaction flow, the requested function is not applicable for the referenced transaction. |
| 900.100.203 | error on the internal gateway |
| 900.100.300 | Timeout - uncertain result |
| 900.100.301 | Transaction timed out without response from connector/acquirer. It was reversed. |
| 900.100.310 | Transaction timed out due to internal system misconfiguration. Request to acquirer has not been sent. |
| 900.100.400 | timeout at connectors/acquirer side |
| 900.100.500 | timeout at connectors/acquirer side (try later) |
| 900.100.600 | connector/acquirer currently down |
| 900.300.600 | user session timeout |
