This bug was fixed in the package nvidia-graphics-drivers-340 - 340.106-0ubuntu5
--------------- nvidia-graphics-drivers-340 (340.106-0ubuntu5) cosmic; urgency=medium * debian/nvidia-340.maintscript, debian/templates/nvidia-graphics-drivers.maintscript.in, debian/templates/nvidia-graphics-drivers.postinst.in: - Remove the blacklist file manually, since dpkg-maintscript-helper won't work in this case. Fixes FTBFS. -- Alberto Milone <alberto.mil...@canonical.com> Wed, 16 May 2018 19:30:39 +0200 ** Changed in: nvidia-graphics-drivers-340 (Ubuntu) Status: Triaged => Fix Released -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to nvidia-graphics-drivers-340 in Ubuntu. https://bugs.launchpad.net/bugs/1761593 Title: Uninstall left nouveau blacklisted Status in nvidia-graphics-drivers-340 package in Ubuntu: Fix Released Status in nvidia-graphics-drivers-390 package in Ubuntu: Fix Released Status in nvidia-graphics-drivers-340 source package in Bionic: New Status in nvidia-graphics-drivers-390 source package in Bionic: Triaged Bug description: Following a successful install and subsequent use of nvidia-340 - uninstallation of nvidia via Additional Drivers led to a reboot to a desktop at 640x480 px. Investigation found an nvidia created file left on the system blacklisting nouveau, deleted file and rebooted to normal desktop. Didn't think about ubuntu-reporting this - can try and replicate and apport-collect if it's of any use. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/+bug/1761593/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp