how do you removed nvidia driver?
by terminal??
thank you!

2012/9/18 Felix Moreno <email address hidden>

> IMPORTANT! I fix it removing the nvidia drivers... as you can see in the
> log I have a Intel card but I don't know why nvidia drivers were
> installed.
>
> --
> You received this bug notification because you are subscribed to a
> duplicate bug report (1047781).
> https://bugs.launchpad.net/bugs/944653
>
> Title:
>   compiz crashed on startup with SIGSEGV in strstr() from
>   GLScreen::GLScreen()
>
> Status in Compiz:
>   Fix Committed
> Status in Compiz 0.9.8 series:
>   Fix Committed
> Status in Compiz Core:
>   Triaged
> Status in “compiz” package in Ubuntu:
>   Triaged
>
> Bug description:
>   Ubuntu 12.04 beta1
>   unity  5.4.0-0ubuntu2
>   compiz 1:0.9.7.0~bzr2995-0ubuntu5
>   compiz crashes frequently after boot into system.
>
>   ProblemType: Crash
>   DistroRelease: Ubuntu 12.04
>   Package: compiz-core 1:0.9.7.0~bzr2995-0ubuntu5
>   ProcVersionSignature: Ubuntu 3.2.0-17.27-generic 3.2.6
>   Uname: Linux 3.2.0-17-generic x86_64
>   NonfreeKernelModules: nvidia wl
>   .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  295.20  Mon Feb  6
> 21:07:30 PST 2012
>    GCC version:  gcc version 4.6.2 (Ubuntu/Linaro 4.6.2-16ubuntu1)
>   .tmp.unity.support.test.0:
>
>   ApportVersion: 1.93-0ubuntu2
>   Architecture: amd64
>   CompizPlugins:
> [core,bailer,detection,composite,opengl,compiztoolbox,decor,regex,gnomecompat,mousepoll,resize,imgpng,place,session,snap,move,grid,vpswitch,unitymtgrabhandles,wall,animation,expo,fade,workarounds,ezoom,scale,unityshell]
>   CompositorRunning: compiz
>   CurrentDmesg:
>    [   44.441706] type=1400 audit(1330680576.805:24): apparmor="DENIED"
> operation="open" parent=2141 profile="/usr/lib/telepathy/mission-control-5"
> name="/usr/share/gvfs/remote-volume-monitors/" pid=2142
> comm="mission-control" requested_mask="r" denied_mask="r" fsuid=1000 ouid=0
>    [   50.880026] eth2: no IPv6 routers present
>   Date: Fri Mar  2 17:27:29 2012
>   DistUpgraded: Log time: 2012-03-02 14:48:08.811970
>   DistroCodename: precise
>   DistroVariant: ubuntu
>   DkmsStatus:
>    bcmwl, 5.100.82.38+bdcom, 3.2.0-17-generic, x86_64: installed
>    nvidia-current, 295.20, 3.2.0-17-generic, x86_64: installed
>   ExecutablePath: /usr/bin/compiz
>   GraphicsCard:
>    NVIDIA Corporation C79 [GeForce 9400M] [10de:0863] (rev b1) (prog-if 00
> [VGA controller])
>      Subsystem: Apple Inc. Device [106b:00b9]
>   InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64
> (20120301)
>   JockeyStatus:
>    kmod:wl - Broadcom STA wireless driver (Proprietary, Enabled, In use)
> [auto-install]
>    xorg:nvidia_current - NVIDIA accelerated graphics driver (Proprietary,
> Enabled, In use)
>    xorg:nvidia_current_updates - NVIDIA accelerated graphics driver
> (post-release updates) (Proprietary, Disabled, Not in use)
>   MachineType: Apple Inc. MacBookPro5,5
>   ProcCmdline: Compiz
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-17-generic
> root=UUID=7b317aa3-857b-4076-888b-7d3602de212a ro quiet splash vt.handoff=7
>   SegvAnalysis:
>    Segfault happened at: 0x7f56f26a6d74:        movzbl (%rdi),%eax
>    PC (0x7f56f26a6d74) ok
>    source "(%rdi)" (0x00000000) not located in a known VMA region (needed
> readable region)!
>    destination "%eax" ok
>   SegvReason: reading NULL VMA
>   Signal: 11
>   SourcePackage: compiz
>   StacktraceTop:
>    ?? () from /lib/x86_64-linux-gnu/libc.so.6
>    GLScreen::GLScreen(CompScreen*) () from /usr/lib/compiz/libopengl.so
>    PluginClassHandler<GLScreen, CompScreen, 4>::get(CompScreen*) () from
> /usr/lib/compiz/libopengl.so
>    CompPlugin::VTableForScreenAndWindow<GLScreen,
> GLWindow>::initScreen(CompScreen*) () from /usr/lib/compiz/libopengl.so
>    CompManager::initPlugin(CompPlugin*) () from
> /usr/lib/libcompiz_core.so.ABI-20120216
>   Title: compiz crashed with SIGSEGV in GLScreen::GLScreen()
>   UpgradeStatus: Upgraded to precise on 2012-03-02 (0 days ago)
>   UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
>   dmi.bios.date: 06/15/09
>   dmi.bios.vendor: Apple Inc.
>   dmi.bios.version: MBP55.88Z.00AC.B03.0906151708
>   dmi.board.asset.tag: Base Board Asset Tag#
>   dmi.board.name: Mac-F2268AC8
>   dmi.board.vendor: Apple Inc.
>   dmi.chassis.asset.tag: Asset Tag#
>   dmi.chassis.type: 10
>   dmi.chassis.vendor: Apple Inc.
>   dmi.chassis.version: Mac-F2268AC8
>   dmi.modalias:
> dmi:bvnAppleInc.:bvrMBP55.88Z.00AC.B03.0906151708:bd06/15/09:svnAppleInc.:pnMacBookPro5,5:pvr1.0:rvnAppleInc.:rnMac-F2268AC8:rvr:cvnAppleInc.:ct10:cvrMac-F2268AC8:
>   dmi.product.name: MacBookPro5,5
>   dmi.product.version: 1.0
>   dmi.sys.vendor: Apple Inc.
>   version.compiz: compiz 1:0.9.7.0~bzr2995-0ubuntu5
>   version.ia32-libs: ia32-libs N/A
>   version.libdrm2: libdrm2 2.4.30-1ubuntu1
>   version.libgl1-mesa-dri: libgl1-mesa-dri 8.0.1-0ubuntu2
>   version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
>   version.libgl1-mesa-glx: libgl1-mesa-glx 8.0.1-0ubuntu2
>   version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A
>   version.xserver-xorg-core: xserver-xorg-core 2:1.11.4-0ubuntu4
>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev
> 1:2.6.99.901+git20120126-0ubuntu2
>   version.xserver-xorg-video-ati: xserver-xorg-video-ati
> 1:6.14.99~git20111219.aacbd629-0ubuntu2
>   version.xserver-xorg-video-intel: xserver-xorg-video-intel
> 2:2.17.0-1ubuntu4
>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau
> 1:0.0.16+git20111201+b5534a1-1build2
>
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>