I have updated the BIOS to A05 and will let you know if the problem happens again.
** Tags removed: bios-outdated-a05 -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu.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/1463864 Title: Black Screen When Recovering from power save mode Status in xorg package in Ubuntu: Incomplete Bug description: Occasionally, when I recover from power save mode I get a black screen with just a cursor. I can't see the desktop or any applications but, according to ps, they are still running. I have to kill X to recover from this bug. Currently, I am running KDE using GDM but it has happened to me previously using Unity and lightdm and Unity and gdm. I am running a two-monitor setup. One is connected via displayPort and the other is DVI. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: xorg 1:7.7+1ubuntu8.1 ProcVersionSignature: Ubuntu 3.16.0-38.52~14.04.1-generic 3.16.7-ckt10 Uname: Linux 3.16.0-38-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.11 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' Date: Wed Jun 10 07:31:30 2015 DistUpgraded: Fresh install DistroCodename: trusty DistroVariant: kubuntu DkmsStatus: virtualbox, 4.3.10, 3.16.0-38-generic, x86_64: installed ExtraDebuggingInterest: Yes, including running git bisection searches GraphicsCard: Advanced Micro Devices, Inc. [AMD/ATI] Oland [Radeon HD 8570 / R7 240 OEM] [1002:6611] (prog-if 00 [VGA controller]) Subsystem: Dell Radeon R5 240 OEM [1028:210b] InstallationDate: Installed on 2015-05-15 (26 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) MachineType: Dell Inc. OptiPlex 7020 ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.16.0-38-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/23/2014 dmi.bios.vendor: Dell Inc. dmi.bios.version: A01 dmi.board.name: 08WKV3 dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 6 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA01:bd08/23/2014:svnDellInc.:pnOptiPlex7020:pvr01:rvnDellInc.:rn08WKV3:rvrA00:cvnDellInc.:ct6:cvr: dmi.product.name: OptiPlex 7020 dmi.product.version: 01 dmi.sys.vendor: Dell Inc. version.compiz: compiz 1:0.9.11.3+14.04.20150313-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.60-2~ubuntu14.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri N/A version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx N/A version.xserver-xorg-core: xserver-xorg-core N/A version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A xserver.bootTime: Tue Jun 9 13:53:56 2015 xserver.configfile: default xserver.devices: input Power Button KEYBOARD, id 6 input Power Button KEYBOARD, id 7 input Logitech USB Optical Mouse MOUSE, id 8 input Dell Dell Smart Card Reader Keyboard KEYBOARD, id 9 xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.16.0-1ubuntu1.2~trusty2 xserver.video_driver: radeon To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1463864/+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