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[ZhiFeng Hu <hufeng1987@xxxxxxxxx>]

My display driver card was old ATI HD4530 family. i got the same
problem.

My screen flicker all the time. so i want to disable OpenGL, but i got
this problem.

How to disable OpenGL hardware accelerate for Ubuntu Unity desktop?

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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to compiz in Ubuntu.
https://bugs.launchpad.net/bugs/1166765

Title:
  unity showing only blank desktop, no dash nor decorations

Status in Compiz:
  Confirmed
Status in Compiz 0.9.11 series:
  Confirmed
Status in NVIDIA Drivers Ubuntu:
  New
Status in compiz package in Ubuntu:
  Confirmed

Bug description:
  On startup Unity showed only desktop, no dash, no menus, no window
  placement nor decorations

  ProblemType: Bug
  DistroRelease: Ubuntu 13.04
  Package: unity 7.0.0daily13.04.08-0ubuntu1
  ProcVersionSignature: Ubuntu 3.8.0-17.27-generic 3.8.6
  Uname: Linux 3.8.0-17-generic x86_64
  NonfreeKernelModules: nvidia
  .proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0'
  .proc.driver.nvidia.registry: Binary: ""
  .proc.driver.nvidia.version:
   NVRM version: NVIDIA UNIX x86_64 Kernel Module  313.26  Wed Feb 27 13:04:31 PST 2013
   GCC version:  gcc version 4.7.3 (Ubuntu/Linaro 4.7.2-23ubuntu2)
  .tmp.unity.support.test.0:
   
  ApportVersion: 2.9.2-0ubuntu5
  Architecture: amd64
  CheckboxSubmission: a1c955fd38d4502805ce6f6dc842fe78
  CheckboxSystem: 2a6f54df59af338184485e85cbcf0d32
  CompizPlugins: [core,composite,opengl,compiztoolbox,decor,vpswitch,snap,mousepoll,resize,place,move,wall,grid,regex,imgpng,session,gnomecompat,animation,fade,unitymtgrabhandles,workarounds,scale,expo,ezoom,unityshell]
  CompositorRunning: compiz
  CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
  CompositorUnredirectFSW: true
  Date: Tue Apr  9 14:39:20 2013
  DistUpgraded: 2012-07-27 12:10:50,751 DEBUG enabling apt cron job
  DistroCodename: raring
  DistroVariant: ubuntu
  DkmsStatus:
   nvidia-313-updates, 313.26, 3.8.0-17-generic, x86_64: installedError! Could not locate dkms.conf file.
   File:  does not exist.
  GraphicsCard:
   NVIDIA Corporation G92 [GeForce 8800 GT] [10de:0611] (rev a2) (prog-if 00 [VGA controller])
     Subsystem: NVIDIA Corporation Device [10de:053c]
  InstallationDate: Installed on 2011-09-05 (582 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
  MachineType: Dell Inc. Vostro 420 Series
  MarkForUpload: True
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-17-generic root=/dev/mapper/hostname-root ro quiet splash
  SourcePackage: unity
  UpgradeStatus: Upgraded to raring on 2012-07-27 (256 days ago)
  dmi.bios.date: 09/24/2008
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 1.0.2
  dmi.board.name: 0R038D
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 3
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: dmi:bvnDellInc.:bvr1.0.2:bd09/24/2008:svnDellInc.:pnVostro420Series:pvr:rvnDellInc.:rn0R038D:rvrA00:cvnDellInc.:ct3:cvr:
  dmi.product.name: Vostro 420 Series
  dmi.sys.vendor: Dell Inc.
  version.compiz: compiz 1:0.9.9~daily13.04.05-0ubuntu1
  version.ia32-libs: ia32-libs N/A
  version.libdrm2: libdrm2 2.4.43-0ubuntu1
  version.libgl1-mesa-dri: libgl1-mesa-dri 9.0.3-0ubuntu1
  version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
  version.libgl1-mesa-glx: libgl1-mesa-glx 9.0.3-0ubuntu1
  version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
  version.xserver-xorg-core: xserver-xorg-core 2:1.13.3-0ubuntu5
  version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu2b2
  version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.1.0-0ubuntu2
  version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.21.5-0ubuntu1
  version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.7-0ubuntu1
  xserver.bootTime: Tue Apr  9 14:38:29 2013
  xserver.configfile: default
  xserver.devices:
   input        Power Button         KEYBOARD, id 6
   input        Power Button         KEYBOARD, id 7
   input        USB Optical Mouse    MOUSE, id 8
   input        Dell Dell USB Keyboard KEYBOARD, id 9
  xserver.errors:
   
  xserver.logfile: /var/log/Xorg.0.log
  xserver.outputs:
   
  xserver.version: 2:1.13.3-0ubuntu5

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