jpos.JposException: The power supply of the device is off.

ofbiz-user | Ajey.bitin | 8 years ago
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    Re: Configuring EPSON TM-T88IV Thermal printer in POS

    ofbiz-user | 8 years ago | Ajey.bitin
    jpos.JposException: The power supply of the device is off.
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    JPOS Programming for Epson TM-T88III printers

    Oracle Community | 1 decade ago | 807588
    jpos.JposException: The power supply of the device is off.
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    How can i import a class file to my source - Java Programming Help - KnowCoding.com

    knowcoding.com | 1 year ago
    jpos.JposException: The device communications channel could not be opened, check the device and retry.
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    Stack Overflow | 3 months ago | thekillerbro
    jpos.JposException: Failed to load the JNI.
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    Classpath - Java Programming Help - KnowCoding.com

    knowcoding.com | 1 year ago
    jpos.JposException: The device communications channel could not be opened, check the device and retry.

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    Root Cause Analysis

    1. jpos.JposException

      The power supply of the device is off.

      at jp.co.epson.upos.pntr.init.AbstractPrinterInitialization.getRealtimeStatus()
    2. jp.co.epson
      AbstractPrinterInitialization.getRealtimeStatus
      1. jp.co.epson.upos.pntr.init.AbstractPrinterInitialization.getRealtimeStatus(Unknownsource)
      1 frame