Public bug reported:
If you bring up the dash using the super key, and then press the left or
right arrow key you get a strange visual artifact. I'll attach an
example screenshot
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: unity 4.24.0-0ubuntu2b1
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic-pae 3.0.4
Uname: Linux 3.0.0-12-generic-pae i686
.tmp.unity.support.test.0:
ApportVersion: 1.23-0ubuntu3
Architecture: i386
CheckboxSubmission: e9bd5d0c11367f73e7718b1ea675f7ba
CheckboxSystem: bb422ca46d02494cdbc459927a98bc2f
CompizPlugins:
[core,bailer,detection,composite,opengl,decor,place,regex,grid,mousepoll,move,session,animation,resize,imgpng,snap,compiztoolbox,gnomecompat,vpswitch,expo,wall,workarounds,unitymtgrabhandles,ezoom,fade,scale,unityshell]
CompositorRunning: compiz
Date: Mon Oct 31 19:39:29 2011
DistUpgraded: Fresh install
DistroCodename: oneiric
DistroVariant: ubuntu
GraphicsCard:
Intel Corporation 2nd Generation Core Processor Family Integrated Graphics
Controller [8086:0126] (rev 09) (prog-if 00 [VGA controller])
Subsystem: Lenovo Device [17aa:21da]
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta i386 (20110921.2)
MachineType: LENOVO 4287CTO
ProcEnviron:
LANGUAGE=en_GB:en
PATH=(custom, no user)
LANG=en_GB.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic-pae
root=UUID=0021680f-1924-4d38-986d-52d44d79c9fd ro quiet splash vt.handoff=7
SourcePackage: unity
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/07/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 8DET50WW (1.20 )
dmi.board.asset.tag: Not Available
dmi.board.name: 4287CTO
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias:
dmi:bvnLENOVO:bvr8DET50WW(1.20):bd07/07/2011:svnLENOVO:pn4287CTO:pvrThinkPadX220:rvnLENOVO:rn4287CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 4287CTO
dmi.product.version: ThinkPad X220
dmi.sys.vendor: LENOVO
version.compiz: compiz 1:0.9.6+bzr20110929-0ubuntu5
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
** Affects: unity (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug compiz-0.9 i386 oneiric running-unity ubuntu
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https://bugs.launchpad.net/bugs/884389
Title:
visual artifacts if you press the left or right arrow key immediately
after bringing up the dash
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