discussion about the same issue: https://devtalk.nvidia.com/default/topic/807721/346-35-valid-display- device-s-none-860m/?offset=2
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1405696 Title: [xorg-edgers] after installation of nvidia-346 the screen is turned off at start of display manager (lightdm, gdm, kdm and xdm) Status in xorg package in Ubuntu: Confirmed Bug description: The hotkey for turning the screen on and off no longer shows any reaction. Changing the tty with <kbd>Strg</kbd>+<kbd>Alt</kbd>+<kbd>F2</kbd> works. ProblemType: Bug DistroRelease: Ubuntu 14.10 Package: xorg 1:7.7+7ubuntu2 Uname: Linux 3.18.1-031801-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 2.14.7-0ubuntu8 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity CurrentDmesg: Error: command ['sh', '-c', 'dmesg | comm -13 --nocheck-order /var/log/dmesg -'] failed with exit code 1: comm: /var/log/dmesg: Permission denied Date: Thu Dec 25 23:16:40 2014 DistUpgraded: Fresh install DistroCodename: utopic DistroVariant: ubuntu GraphicsCard: Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller]) Subsystem: Lenovo Device [17aa:3904] MachineType: LENOVO 20221 ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.18.1-031801-generic root=UUID=27047ee0-b60c-4dc6-8c14-f416b264f331 ro SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/12/2013 dmi.bios.vendor: LENOVO dmi.bios.version: 71CN51WW(V1.21) dmi.board.asset.tag: No Asset Tag dmi.board.name: INVALID dmi.board.vendor: LENOVO dmi.board.version: 31900003WIN8 STD MLT dmi.chassis.asset.tag: No Asset Tag dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Lenovo IdeaPad Z500 Touch dmi.modalias: dmi:bvnLENOVO:bvr71CN51WW(V1.21):bd07/12/2013:svnLENOVO:pn20221:pvrLenovoIdeaPadZ500Touch:rvnLENOVO:rnINVALID:rvr31900003WIN8STDMLT:cvnLENOVO:ct10:cvrLenovoIdeaPadZ500Touch: dmi.product.name: 20221 dmi.product.version: Lenovo IdeaPad Z500 Touch dmi.sys.vendor: LENOVO version.compiz: compiz 1:0.9.12+14.10.20140918-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.58+git20141201.f99522e6-0ubuntu0ricotz version.libgl1-mesa-dri: libgl1-mesa-dri 10.5.0~git20141210.47aaabda-0ubuntu0ricotz~utopic version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.5.0~git20141210.47aaabda-0ubuntu0ricotz~utopic version.xserver-xorg-core: xserver-xorg-core 2:1.16.1.901-1ubuntu1~utopic1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.4.99+git20140806.fbf575cb-0ubuntu0sarvatt3 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.916+git20141215.99537089-0ubuntu0sarvatt~utopic version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11+git20141030.3fb97d78-0ubuntu0sarvatt xserver.bootTime: Thu Dec 25 23:15:43 2014 xserver.configfile: default xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: product id 5557 vendor CMN xserver.version: 2:1.16.1.901-1ubuntu1~utopic1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1405696/+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