The debug output shows you are using the scanimage frontend. What happens if you try this from the command line (you might have to update the device name if the address changes):
scanimage --device-name='gt68xx:libusb:004:003' --mode='Color' --source='Flatbed' -y 297 -l 0 --resolution='600' -x 210 -t 0 --batch --progress --batch-count=1 ? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/916815 Title: Trust Scanner not working - Invalid Argument To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gscan2pdf/+bug/916815/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
