Appendix

Gateway API Header Response Codes

Gateway API Header Response Codes

API ControllerApplicable ForResult CodeResult Sub CodeResult Text
First Data Wrapper 31Schema Validation Error
GWAPIHeader 31000Invalid or missing Header Information!
  31001Invalid GateWay & Secure Key Information!
  31002Invalid transaction request or empty!.
  31003Invalid batch request or empty!.
  31004Invalid billing request or empty!.
  31005Invalid customer request or empty!.
  31006Invalid token request or empty!.
  31007Invalid Merchant Or Terminal active status!.
  31008Not able to process ACH Transaction for the selected terminal!.
  31009Not able to process EBT Transaction for the selected terminal!.
  31010Not able to process Debit Transaction for the selected terminal!.
  31011Gateway Timeout or No response from the processor’s! Try after some time.
  31012Authentication error or No response from the processors.
  31013Unable to connect Processors((403) Forbidden).
  31014Authentication Issues.
  31015Gateway Timeout.
  31016Invalid Processor.
  31017Invalid ACH Processor.
  31018EMV process not enabled, unable to process the transaction.