apport-collect failed to collect new information for this bug as nvidia is no longer installed.
test@test-MBB-44608:~$ ls /etc/modprobe.d/ alsa-base.conf blacklist-framebuffer.conf dkms.conf blacklist-ath_pci.conf blacklist-modem.conf iwlwifi.conf blacklist.conf blacklist-oss.conf nvidia-340.conf blacklist-firewire.conf blacklist-rare-network.conf test@test-MBB-44608:~$ cat /etc/modprobe.d/nvidia-340.conf # This file was installed by nvidia-340 # Do not edit this file manually blacklist nouveau blacklist lbm-nouveau alias nouveau off alias lbm-nouveau off sudo apt autoremove did: The following packages will be REMOVED dkms lib32gcc1 libc6-i386 libcuda1-340 libxnvctrl0 nvidia-settings pkg-config screen-resolution-extra -- 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: Confirmed 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