• The wrong serial port is selected.
• The pinpad needs to be configured for USB Cabling.

• Expecting an End to End encrypted pinpad.
• Most likely you have selected the wrong pinpad in System Five

or

• if it a Worldpay/Mercury Pinpad that must be encrypted, then the encryption was not enabled and needs to be returned.
• https://www.datacapsystems.com/support-articles/2016/5/25/transaction-not-complete?rq=expected%20dpt

• This means you have the wrong pinpad selected. You have a mercury pinpad selected on a non mercury customer

• PIN could not be decrypted. If new problem with existing setup, replace PIN pad. Confirm proper key setup for new PIN pads. Confirm proper host setup for new Base Derivation keys.
• Probably do not have the correct PIN Debit encryption keys loaded. They should check with supplier of pinpads to determine if they were loaded.
• Ensure Datacap Merchant Parameters are setup for EMV Credit / Swiped Debit.

• Rapid connect does not support batch reporting with datacap netepay.
• Merchant should use the online web reporting.

• Ensure you enter the Expiry date as YYMM

• You need to fill in the Terminal Id (for some processors)
• Or you have selected the wrong pinpad / processor type.
  • If you are installing a Worldpay-Mercury pinpad pick Mercury eg. vx805 for Mercury

• Check that you are running the lastest version of dsiEMVX.ocx

• It means that the netepay server did not reach x1.mercurypay.com and is failing over to b2.backuppay.com. Neither is working.
• Either a DNS issue on the netpay server or a firewall issue.
• http://www.datacapepay.com/downloadmenu/
• utlities / diagnostics
• Gateway test

For a manual keyed transaction, the card number is not correct.