Public bug reported: I applied modification in xserver nvidia panel: video settings: quality to high performances. I saved new configuration. .conf file has been updated after reboot no connexion with Xserver, graphical issue. I booted in recovery mode : connect to internet network, used root way to replace video drivers nvidia by video drivers xserver-xorg-driver-nouveau Graphical Ubuntu mode is back now.
ProblemType: Package DistroRelease: Ubuntu 20.04 Package: nvidia-340 (not installed) ProcVersionSignature: Ubuntu 5.4.0-24.28-generic 5.4.30 Uname: Linux 5.4.0-24-generic x86_64 ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip Date: Sun Apr 19 03:48:29 2020 ErrorMessage: tentative de remplacement de « /lib/udev/rules.d/71-nvidia.rules », qui appartient aussi au paquet nvidia-kernel-common-390 390.132-0ubuntu2 InstallationDate: Installed on 2018-11-16 (519 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal, 3.8.2-0ubuntu2 PythonDetails: /usr/bin/python2.7, Python 2.7.18rc1, python-is-python2, 2.7.17-4 RelatedPackageVersions: dpkg 1.19.7ubuntu3 apt 2.0.2 SourcePackage: nvidia-graphics-drivers-340 Title: package nvidia-340 (not installed) failed to install/upgrade: tentative de remplacement de « /lib/udev/rules.d/71-nvidia.rules », qui appartient aussi au paquet nvidia-kernel-common-390 390.132-0ubuntu2 UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: nvidia-graphics-drivers-340 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-package focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1873650 Title: package nvidia-340 (not installed) failed to install/upgrade: tentative de remplacement de « /lib/udev/rules.d/71-nvidia.rules », qui appartient aussi au paquet nvidia-kernel-common-390 390.132-0ubuntu2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/+bug/1873650/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs