Public bug reported: This does not happen consistently, but does happen occasionally (I am not sure if I was on Oneiric last time it happened, or if it is a regression).
Workaround: open Displays (from Dash) and disable, and renable monitor. ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: xserver-xorg-core 2:1.11.3-0ubuntu8 ProcVersionSignature: Ubuntu 3.2.0-10.17-generic 3.2.1 Uname: Linux 3.2.0-10-generic x86_64 .tmp.unity.support.test.0: ApportVersion: 1.91-0ubuntu1 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz Date: Wed Jan 25 18:05:35 2012 DistUpgraded: Log time: 2012-01-13 16:28:00.195808 DistroCodename: precise DistroVariant: ubuntu ExecutablePath: /usr/bin/Xorg ExtraDebuggingInterest: Yes, if not too technical GraphicsCard: ATI Technologies Inc RV710 [Radeon HD 4350] [1002:954f] (prog-if 00 [VGA controller]) Subsystem: Hightech Information System Ltd. Device [1787:2271] InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120112) MachineType: Dell Inc. Dell DXP061 ProcEnviron: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-10-generic root=UUID=52f3be9e-d898-4c15-b9aa-43d149c09073 ro quiet splash vt.handoff=7 SourcePackage: xorg-server UpgradeStatus: Upgraded to precise on 2012-01-13 (12 days ago) dmi.bios.date: 11/22/2007 dmi.bios.vendor: Dell Inc. dmi.bios.version: 2.5.3 dmi.board.name: 0WG855 dmi.board.vendor: Dell Inc. dmi.chassis.type: 7 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvr2.5.3:bd11/22/2007:svnDellInc.:pnDellDXP061:pvr:rvnDellInc.:rn0WG855:rvr:cvnDellInc.:ct7:cvr: dmi.product.name: Dell DXP061 dmi.sys.vendor: Dell Inc. version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu8 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.30-1ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 7.11-0ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 7.11-0ubuntu4 version.xserver-xorg-core: xserver-xorg-core 2:1.11.3-0ubuntu8 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.6.99.901-1ubuntu3 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.99~git20111219.aacbd629-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.17.0-1ubuntu3 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20111201+b5534a1-1build2 ** Affects: pm-utils (Ubuntu) Importance: Undecided Status: New ** Affects: xorg-server (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug compiz-0.9 has-workaround precise ubuntu -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/921718 Title: After resuming from suspend, second monitor remains in standby To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/921718/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp