Acquirer response codeAcquirer response code descriptionPay.On response codePay.On response code description

(received no error code)900.100.100unexpected communication error with connector/acquirer
EXPIRED_CARDTransaction declined due to expired card.800.100.151transaction declined (invalid card)
APPROVED_PENDING_SETTLEMENTTransaction Approved - pending batch settlement.000.000.000Transaction succeeded
cvvCheckFailedCVV check failed800.100.153transaction declined (invalid CVV)
REFERREDTransaction declined - refer to issuer.800.100.152transaction declined by authorization system
SYSTEM_ERRORInternal system error occurred processing the transaction.800.100.152transaction declined by authorization system
FAILED_UNEXPECTED_COMMUNICATION_ERRORError when processing request.900.100.100unexpected communication error with connector/acquirer
avsCheckFailedAVS check failed800.400.100AVS Check Failed
TIMED_OUTThe gateway has timed out the request to the acquirer because it did not receive a response.800.100.152transaction declined by authorization system
BALANCE_AVAILABLEA balance amount is available for the card.000.000.000Transaction succeeded
ERRORError when processing request.800.100.152transaction declined by authorization system
NO_BALANCEA balance amount is not available for the card.800.100.155transaction declined (amount exceeds credit)
DECLINED_DO_NOT_CONTACTTransaction declined - do not contact issuer.800.100.152transaction declined by authorization system
INTERNAL_TIMEOUTTransaction timed out due to internal system misconfiguration. Request to acquirer has not been sent.900.100.310Transaction timed out due to internal system misconfiguration. Request to acquirer has not been sent.
DECLINED_CSCTransaction declined due to card security code.800.100.153transaction declined (invalid CVV)
SERVER_BUSYThe server did not have enough resources to process the request at the moment.800.100.152transaction declined by authorization system
NULL_RESPONSEThere is no response from connector/acquirer.900.100.300no response from connector/acquirer [uncertain result]
DECLINED_PAYMENT_PLANTransaction declined due to payment plan.800.100.152transaction declined by authorization system
PARTIAL_APPROVAL_REVERSALPartial Approval Reversal800.100.152transaction declined by authorization system
FORMAT_ERRORWe got a bad response from the connector/acquirer.900.100.200error response from connector/acquirer
DECLINEDTransaction declined by issuer.800.100.152transaction declined by authorization system
CANCELLEDAcquirer system error occurred processing the transaction.800.100.152transaction declined by authorization system
SUCCESS_REVIEW_MANUALLY_AUTO_REVERSALTransaction partially failed (please reverse manually due to failed automatic reversal).000.400.030Transaction partially failed (please reverse manually due to failed automatic reversal)
ABORTEDTransaction aborted by payer.100.396.101Transaction canceled by user
ACQUIRER_SYSTEM_ERRORAcquirer system error occurred processing the transaction.900.100.200error response from connector/acquirer
SUBMITTEDThe transaction has successfully been created in the gateway. It is either awaiting submission to the acquirer or has been submitted to the acquirer but the gateway has not yet received a response about the success or otherwise of the payment.000.400.050Transaction succeeded (please review manually because transaction is pending)
?(received unknown error code)800.100.100transaction declined for unknown reason
REQUEST_REJECTEDThe request was rejected due to security reasons such as firewall rules, expired certificate, etc.800.100.152transaction declined by authorization system
INVALID_CREDENTIALSCredentails are invalid for this type of request.800.100.190transaction declined (invalid configuration data)
MPGS_PLAUSIBILITY_CHECK_FAILEDPlausibility check failed000.400.040Transaction succeeded (please review manually due to amount mismatch)
DEFERRED_TRANSACTION_RECEIVEDDeferred transaction received and awaiting processing.800.100.152transaction declined by authorization system
HOST_UNREACHABLEConnector/acquirer currently down.900.100.600connector/acquirer currently down
BLOCKEDTransaction blocked due to Risk or 3D Secure blocking rules.800.100.152transaction declined by authorization system
AUTHENTICATION_FAILED 3D Secure authentication failed.800.400.200Invalid Payer Authentication in 3DSecure transaction
SERVER_FAILEDThere was an internal system failure.800.100.156transaction declined (format error)
NOT_ENROLLED_3D_SECURECard holder is not enrolled in 3D Secure.800.400.200Invalid Payer Authentication in 3DSecure transaction
DECLINED_AVSTransaction declined due to address verification.800.400.100AVS Check Failed
UNSPECIFIED_FAILURETransaction could not be processed.800.100.152transaction declined by authorization system
INSUFFICIENT_FUNDSTransaction declined due to insufficient funds.800.100.155transaction declined (amount exceeds credit)
INVALID_RESPONSE_FORMATResponse is in the wrong, format or empty900.100.100unexpected communication error with connector/acquirer
SUCCESSThe operation was successfully processed.000.000.000Transaction succeeded
EXCEEDED_RETRY_LIMITTransaction retry limit exceeded.800.100.152transaction declined by authorization system
DECLINED_AVS_CSCTransaction declined due to address verification and card security code.800.400.100AVS Check Failed
PARTIALLY_APPROVEDThe transaction was approved for a lesser amount than requested. The approved amount is returned in order.totalAuthorizedAmount.800.100.152transaction declined by authorization system
PENDINGTransaction pending000.200.000Transaction pending
DECLINED_INVALID_PINTransaction declined due to invalid PIN.800.100.166transaction declined (Incorrect personal identification number)
FAILUREThe operation was declined or rejected by the gateway, acquirer or issuer.800.100.152transaction declined by authorization system
NOT_SUPPORTEDTransaction type not supported.800.100.170transaction declined (transaction not permitted)
DECLINED_PIN_REQUIREDTransaction declined due to PIN required.800.100.166transaction declined (Incorrect personal identification number)
INVALID_REQUESTThe request was rejected because it did not conform to the API protocol.800.100.156transaction declined (format error)
LOCK_FAILUREOrder locked - another transaction is in progress for this order.800.100.152transaction declined by authorization system
UNKNOWNThe transaction has been submitted to the acquirer but the gateway was not able to find out about the success or otherwise of the payment. If the gateway subsequently finds out about the success of the payment it will update the response code.800.100.152transaction declined by authorization system
APPROVEDTransaction Approved.000.000.000Transaction succeeded
INVALID_CSCInvalid card security code.800.100.153transaction declined (invalid CVV)
DUPLICATE_BATCHTransaction declined due to duplicate batch.800.110.100duplicate transaction