gnome-settings-daemon assert failure: gnome-settings-daemon: ../../src/xcb_io.c:178: dequeue_pending_request: Assertion `!xcb_xlib_unknown_req_in_deq' failed.

[Leo Arias]

I've just upgraded from natty to oneiric and this error appeared on restart.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: gnome-settings-daemon 3.1.4-0ubuntu3
ProcVersionSignature: Ubuntu 3.0.0-9.12-generic 3.0.3
Uname: Linux 3.0.0-9-generic x86_64
Architecture: amd64
AssertionMessage: gnome-settings-daemon: ../../src/xcb_io.c:178: dequeue_pending_request: Assertion `!xcb_xlib_unknown_req_in_deq' failed.
Date: Tue Aug 23 09:09:17 2011
ExecutablePath: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
ProcCmdline: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
ProcCwd: /
ProcEnviron:
 LC_MESSAGES=eo.UTF-8
 LANG=eo.UTF-8
 LANGUAGE=eo:en
 SHELL=/bin/false
 PATH=(custom, no user)
Signal: 6
SourcePackage: gnome-settings-daemon
StacktraceTop:
 raise () from /lib/x86_64-linux-gnu/libc.so.6
 abort () from /lib/x86_64-linux-gnu/libc.so.6
 __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
 ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
 _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
Title: gnome-settings-daemon assert failure: gnome-settings-daemon: ../../src/xcb_io.c:178: dequeue_pending_request: Assertion `!xcb_xlib_unknown_req_in_deq' failed.
UpgradeStatus: Upgraded to oneiric on 2011-08-23 (0 days ago)
UserGroups:

[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 #827480, 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.