Unbelievable. The problem is that the contrast is set to 0 (black screen) when executing the command. I can turn it up manually and everything is fine. So the bug is invalid
** Changed in: gnome-power-manager (Ubuntu) Status: New => Invalid ** Changed in: x11-xserver-utils (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-power-manager in Ubuntu. https://bugs.launchpad.net/bugs/878363 Title: "xset dpms force off": Screen doesn't come back Status in “gnome-power-manager” package in Ubuntu: Invalid Status in “x11-xserver-utils” package in Ubuntu: Invalid Bug description: After upgrading to Oneiric I'm experiencing the following bug: When executing "xset dpms force off" I can't get the monitor back again by using mouse or hitting a key. It remains black and I have to do a restart. ProblemType: Bug DistroRelease: Ubuntu 11.10 Package: x11-xserver-utils 7.6+3 ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4 Uname: Linux 3.0.0-12-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 1.23-0ubuntu3 Architecture: amd64 CompizPlugins: [core,bailer,detection,composite,opengl,decor,place,session,regex,mousepoll,snap,grid,animation,compiztoolbox,vpswitch,gnomecompat,resize,imgpng,wall,move,workarounds,fade,expo,unitymtgrabhandles,ezoom,scale,unityshell] CompositorRunning: compiz Date: Wed Oct 19 19:24:35 2011 DistUpgraded: Log time: 2011-10-18 17:05:55.677638 DistroCodename: oneiric DistroVariant: ubuntu GraphicsCard: Intel Corporation Core Processor Integrated Graphics Controller [8086:0046] (rev 18) (prog-if 00 [VGA controller]) Subsystem: Dell Device [1028:046e] nVidia Corporation Device [10de:0df1] (rev ff) (prog-if ff) InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release amd64 (20101007) MachineType: Dell Inc. XPS L501X ProcEnviron: PATH=(custom, user) LANG=de_DE.UTF-8 SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic root=UUID=673671dc-55a3-4a11-bf24-f739eb211d5d ro quiet splash acpi_backlight=vendor vt.handoff=7 SourcePackage: x11-xserver-utils UdevDb: Error: [Errno 2] Datei oder Verzeichnis nicht gefunden UpgradeStatus: Upgraded to oneiric on 2011-10-18 (1 days ago) dmi.bios.date: 03/29/2011 dmi.bios.vendor: Dell Inc. dmi.bios.version: A07 dmi.board.name: 00CKNG dmi.board.vendor: Dell Inc. dmi.board.version: A07 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: A07 dmi.modalias: dmi:bvnDellInc.:bvrA07:bd03/29/2011:svnDellInc.:pnXPSL501X:pvrA07:rvnDellInc.:rn00CKNG:rvrA07:cvnDellInc.:ct8:cvrA07: dmi.product.name: XPS L501X dmi.product.version: A07 dmi.sys.vendor: Dell Inc. version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu5 version.ia32-libs: ia32-libs 20090808ubuntu26 version.libdrm2: libdrm2 2.4.26-1ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu3 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu3 version.xserver-xorg: xserver-xorg 1:7.6+7ubuntu7 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.0-1ubuntu13 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20110811.g93fc084-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.15.901-1ubuntu2 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110411+8378443-1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/878363/+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