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Thread: QIODevice::read (QProcess): device not open

  1. #1
    Join Date
    Jan 2017
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    Unix/X11 Windows

    Default QIODevice::read (QProcess): device not open

    QProcess process;
    process.execute("vi new.txt");
    process.waitForFinished(-1);
    QByteArray output=(process.readAllStandardOutput());
    QByteArray output1(process.readAllStandardError());


    when i execute the above code , i am getting the output in the linux terminal but output is not being read .
    It is appearing like "QIODevice::read (QProcess): device not open"
    Last edited by sagarsadhu; 2nd January 2017 at 09:23.

  2. #2
    Join Date
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    Default Re: QIODevice::read (QProcess): device not open

    Hint: QProcess::execute() is a static method.

    Cheers,
    _

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