Comment 45 for bug 891586

Snippet from logs
    --resolution 300|2400|4800dpi [300]
        Sets the resolution of the scanned image.
    --x-resolution 300|2400|4800dpi [300]
        Sets the horizontal resolution of the scanned image.
    --y-resolution 100|300|600|1200|1800|2400|3600|4800|6600|9600dpi [300]
        Sets the vertical resolution of the scanned image.

2cv67
you can delete the simple-scan-3.4.1 folder and do just redo the steps from #36