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    Error code

    Error code table

    Error CodePayment Reversal Accounting Closure
    0Transaction approvedTransaction approvedAccounting closure performed
    9POS not connectedPOS not connectedPOS not connected
    20Transaction canceledTransaction canceled
    21Transaction deniedTransaction denied
    -1Invalid input parametersInvalid input parametersInvalid input parameters
    -2Device not secureDevice not secureDevice not secure
    -3Bluetooth offBluetooth offBluetooth off
    -4Services not availableServices not availableServices not available
    -5Deprecated appDeprecated appDeprecated app

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