FYI, @ramas (slocascio), fermulator (fermulator) and Alec B (castegere) instructions - slightly updated and automated for Ubuntu 18.04.1 (libsane1_1.0.27-1~experimental3).
Also, I expanded the patch to test for both "slow_back_home" and "rewind", just in case it matters for some hardware. --- cut here --- # in Synaptic, Ubuntu Settings >> Repositories, enable "Source code" apt-get source libsane1 # eyeball first patch sane-backends-1.0.27/backend/genesys.c --dry-run < genesys.c.diff # if the above was successful patch sane-backends-1.0.27/backend/genesys.c < genesys.c.diff sudo apt-get build-dep libsane1 cd sane-backends-1.0.27 ./configure sudo apt-get install fakeroot dpkg-buildpackage -rfakeroot -uc -b cd .. sudo rm /usr/share/doc/libsane1/changelog.Debian.gz sudo dpkg -i libsane1_1.0.27-1~experimental3ubuntu2_amd64.deb # reboot --- cut here --- ** Patch added: "genesys.c.diff" https://bugs.launchpad.net/ubuntu/+source/sane-backends/+bug/1731459/+attachment/5197760/+files/genesys.c.diff -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1731459 Title: genesys_gl847 scanners produce a black band in scanned images on Ubuntu 17.10+ (and 18.04 LTS) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sane-backends/+bug/1731459/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs