compiz crashed with signal 5 in _XReply()

[Maison da Silva]

in start ubuntu before update

ProblemType: Crash
DistroRelease: Ubuntu 14.10
Package: unity 7.3.1+14.10.20140811-0ubuntu1
ProcVersionSignature: Ubuntu 3.16.0-9.14-generic 3.16.1
Uname: Linux 3.16.0-9-generic i686
ApportVersion: 2.14.5-0ubuntu4
Architecture: i386
CurrentDesktop: Unity
Date: Sun Aug 17 13:58:51 2014
ExecutablePath: /usr/bin/compiz
InstallationDate: Installed on 2013-12-20 (240 days ago)
InstallationMedia: Stoq 1.7.0 "Stoq" - Release i386 (20130403)
ProcCmdline: compiz
ProcEnviron:
 PATH=(custom, no user)
 LANGUAGE=pt_BR:
 XDG_RUNTIME_DIR=<set>
 LANG=pt_BR.UTF-8
 SHELL=/bin/bash
Signal: 5
SourcePackage: unity
StacktraceTop:
 ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
 ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
 _XReply () from /usr/lib/i386-linux-gnu/libX11.so.6
 XSync () from /usr/lib/i386-linux-gnu/libX11.so.6
 ?? () from /usr/lib/i386-linux-gnu/libcairo.so.2
Title: compiz crashed with signal 5 in _XReply()
UpgradeStatus: Upgraded to utopic on 2014-08-14 (3 days ago)
UserGroups: adm cdrom dip lp lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 XSync (dpy=0x89b8738, discard=discard@entry=0) at ../../src/Sync.c:44
 sync (display=0x8eba9d0, display=0x8eba9d0) at /build/buildd/cairo-1.13.0~20140204/src/cairo-xlib-surface-shm.c:461
 _cairo_xlib_surface_update_shm (surface=surface@entry=0x961a2d8) at /build/buildd/cairo-1.13.0~20140204/src/cairo-xlib-surface-shm.c:952
 _cairo_xlib_surface_get_shm (surface=surface@entry=0x961a2d8, overwrite=overwrite@entry=0) at /build/buildd/cairo-1.13.0~20140204/src/cairo-xlib-surface-shm.c:1045
 _cairo_xlib_surface_acquire_source_image (abstract_surface=0x961a2d8, image_out=0xbf9face0, image_extra=0xbf9fad10) at /build/buildd/cairo-1.13.0~20140204/src/cairo-xlib-surface.c:1394

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Will Cooke (willcooke)]

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix.
These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes.
Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag "desktop-bugscrub-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.