apport information ** Description changed:
I’m using a laptop with NVIDIA GPU and only external screen. The laptop screen is disabled. When I try to enable the laptop screen with xrandr, I get: $ xrandr --output eDP-1-1 --auto --left-of DP-2 xrandr: Configure crtc 4 failed Reproduction steps: * Connect an external display to a laptop * Disable laptop display * Reboot * Enable laptop display with `xrandr` command Expected behavior: Laptop display is enabled Actual behavior: Laptop display is not enabled Additional information: Problem is not appearing on kernel version `5.4.0-66-generic` + --- + ProblemType: Bug + ApportVersion: 2.20.11-0ubuntu27.16 + Architecture: amd64 + AudioDevicesInUse: + USER PID ACCESS COMMAND + /dev/snd/controlC1: woody 1298 F.... pulseaudio + /dev/snd/controlC0: woody 1298 F.... pulseaudio + CasperMD5CheckResult: skip + CurrentDesktop: KDE + DistroRelease: KDE neon 20.04 + InstallationDate: Installed on 2020-12-28 (75 days ago) + InstallationMedia: neon user "Focal" - Build amd64 LIVE Binary 20201224-09:57 + MachineType: TUXEDO TUXEDO + NonfreeKernelModules: nvidia_modeset nvidia + Package: linux (not installed) + ProcFB: + + ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.8.0-44-generic root=/dev/mapper/vgsystem-lvsystem ro quiet splash vt.handoff=7 + ProcVersionSignature: Ubuntu 5.8.0-44.50~20.04.1-generic 5.8.18 + RelatedPackageVersions: + linux-restricted-modules-5.8.0-44-generic N/A + linux-backports-modules-5.8.0-44-generic N/A + linux-firmware 1.187.10 + Tags: focal + Uname: Linux 5.8.0-44-generic x86_64 + UpgradeStatus: No upgrade log present (probably fresh install) + UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo + _MarkForUpload: True + dmi.bios.date: 10/16/2019 + dmi.bios.release: 7.13 + dmi.bios.vendor: INSYDE Corp. + dmi.bios.version: 1.07.13RTR2 + dmi.board.asset.tag: Tag 12345 + dmi.board.name: P95_96_97Ex,Rx + dmi.board.vendor: TUXEDO + dmi.board.version: Not Applicable + dmi.chassis.asset.tag: No Asset Tag + dmi.chassis.type: 10 + dmi.chassis.vendor: Notebook + dmi.chassis.version: N/A + dmi.ec.firmware.release: 7.9 + dmi.modalias: dmi:bvnINSYDECorp.:bvr1.07.13RTR2:bd10/16/2019:br7.13:efr7.9:svnTUXEDO:pnTUXEDO:pvrNotApplicable:rvnTUXEDO:rnP95_96_97Ex,Rx:rvrNotApplicable:cvnNotebook:ct10:cvrN/A: + dmi.product.family: Not Applicable + dmi.product.name: TUXEDO + dmi.product.sku: Not Applicable + dmi.product.version: Not Applicable + dmi.sys.vendor: TUXEDO ** Attachment added: "AlsaInfo.txt" https://bugs.launchpad.net/bugs/1919049/+attachment/5476360/+files/AlsaInfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1919049 Title: Can not enable laptop screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1919049/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs