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    4. the handle is invalid
    the handle is invalid

    The message...the handle is invalid is given when using BobCAD to send a text file to a CNC machine throug the serial port.


    I am getting the same result using Windows XP and Windows 7

    Answer this
    +1  Views: 1049 Answers: 1 Posted: 14 years ago
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      1 Answer

      See here http://www.techspot.com/vb/topic29228.html

      14 years ago. Rating: 1
      Comment this answer



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