compiz assert failure: compiz: nouveau_context.c:260: nouveau_update_renderbuffers: Assertion `!ret' failed.

[Zhmak]

Binary package hint: compiz

compiz crashed while I surfing Internet with firefox.

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: compiz-core 1:0.9.4+bzr20110407-0ubuntu2
ProcVersionSignature: Ubuntu 2.6.38-8.41-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
Architecture: i386
AssertionMessage: compiz: nouveau_context.c:260: nouveau_update_renderbuffers: Assertion `!ret' failed.
CompizPlugins: [core,bailer,detection,composite,opengl,decor,mousepoll,vpswitch,regex,animation,snap,expo,move,compiztoolbox,place,grid,imgpng,gnomecompat,wall,ezoom,workarounds,staticswitcher,resize,fade,unitymtgrabhandles,scale,session,unityshell]
CompositorRunning: compiz
CrashCounter: 1
DRM.card0.DVI.D.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.VGA.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1280x1024 1280x1024 1024x768 1024x768 1024x768 800x600 800x600 800x600 800x600 640x480 640x480 640x480 720x400
 edid-base64: AP///////wAEcrAG0g8AACwOAQNoIht4bs5FplJMmSccUFSvzwCBgAEBAQEBAQEBAQEBAQEBMCoAmFEAKkAwcBMAUg4RAAAeAAAA/QAySx5TDgAKICAgICAgAAAA/ABBTDE3MTUKICAgICAgAAAA/gBBQ0VSCiAgICAgICAgANY=
Date: Fri Apr 8 15:30:59 2011
DistUpgraded: Log time: 2011-04-08 14:16:44.736587
DistroCodename: natty
DistroVariant: ubuntu
ExecutablePath: /usr/bin/compiz
GraphicsCard: nVidia Corporation NV11DDR [GeForce2 MX200] [10de:0111] (rev b2) (prog-if 00 [VGA controller])
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Beta i386 (20110407)
InstallationMedia_: Ubuntu 11.04 "Natty Narwhal" - Beta i386 (20110407)
ProcCmdline: /usr/bin/compiz
ProcEnviron:
 LANGUAGE=ru_RU:en
 LANG=ru_RU.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-2.6.38-8-generic root=UUID=2572dc3d-8f5b-445e-8a45-97eda8d67517 ro quiet splash vt.handoff=7
ProcVersionSignature_: Ubuntu 2.6.38-8.41-generic 2.6.38.2
Renderer: Unknown
Signal: 6
SourcePackage: compiz
StacktraceTop:
 __kernel_vsyscall ()
 raise () from /lib/i386-linux-gnu/libc.so.6
 abort () from /lib/i386-linux-gnu/libc.so.6
 __assert_fail () from /lib/i386-linux-gnu/libc.so.6
 nouveau_update_renderbuffers () from /usr/lib/dri/nouveau_vieux_dri.so
Title: compiz assert failure: compiz: nouveau_context.c:260: nouveau_update_renderbuffers: Assertion `!ret' failed.
UpgradeStatus: Upgraded to natty on 2011-04-08 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors:
 (nautilus:1378): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
 (nautilus:1378): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
 (nautilus:1378): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
 (nautilus:1378): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
 (nautilus:1378): GConf-CRITICAL **: gconf_value_free: assertion `value != NULL' failed
dmi.bios.date: 03/13/2003
dmi.bios.vendor: Phoenix/Award Technologies, LTD
dmi.bios.version: 6.00 PG
dmi.board.name: AX4B-533
dmi.board.vendor: AOpen
dmi.chassis.type: 3
dmi.modalias: dmi:bvnPhoenix/AwardTechnologies,LTD:bvr6.00PG:bd03/13/2003:svn:pn:pvr:rvnAOpen:rnAX4B-533:rvr:cvn:ct3:cvr:
version.compiz: compiz 1:0.9.4+bzr20110407-0ubuntu2
version.libdrm2: libdrm2 2.4.23-1ubuntu6
version.libgl1-mesa-dri: libgl1-mesa-dri 7.10.1-0ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental 7.10.1-0ubuntu3
version.libgl1-mesa-glx: libgl1-mesa-glx 7.10.1-0ubuntu3
version.xserver-xorg: xserver-xorg 1:7.6+4ubuntu3
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:6.14.0-0ubuntu4
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.14.0-4ubuntu6
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:0.0.16+git20110107+b795ca6e-0ubuntu6

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #748487, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.