Public bug reported: Fresh ubuntu 20.04 machine with a gtx 1080.
Configured to boot to commandline with sudo systemctl set-default multi- user.target Proprietary driver nvidia 440 installed with 'ubuntu-driver install'. Rebooted. Logged in, ran startx. Startx ran fine. Configured system to log in automatically by creating /etc/systemd/system/getty@tty1.service.d/autologin.conf containing [Service] ExecStart= ExecStart=-/sbin/agetty --autologin buildbot --noclear %I 38400 linux [Unit] Wants=network-online.target After=network-online.target Installed lwm and xterm, created a simple .xinitrc that just runs xterm and lwm: /usr/bin/xterm -geometry 80x25+0-0 & exec lwm In .profile, added lines at the end to run startx if at console: case `tty` in /dev/tty1) startx;; esac Rebooted. Startx failed with (EE) Cannot run in framebuffer mode. Please specify busIDs for all framebuffer devices Running startx again manually worked fine. Adding a second startx after the first one in .profile also worked fine. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: nvidia-driver-440 440.82+really.440.64-0ubuntu6 ProcVersionSignature: Ubuntu 5.4.0-26.30-generic 5.4.30 Uname: Linux 5.4.0-26-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip Date: Fri Apr 24 11:06:43 2020 InstallationDate: Installed on 2020-04-24 (0 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) ProcEnviron: TERM=xterm PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: nvidia-graphics-drivers-440 UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: nvidia-graphics-drivers-440 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874879 Title: startx fails on first run with "Cannot run in framebuffer mode" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers-440/+bug/1874879/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs