canberra-gtk-play crashed with SIGSEGV in pa_operation_unref()

[jose vilmar estacio de souza]

after I type login and password

ProblemType: Crash
Architecture: i386
DistroRelease: Ubuntu 8.10
ExecutablePath: /usr/bin/canberra-gtk-play
NonfreeKernelModules: wl
Package: libcanberra-gnome 0.6-0ubuntu2
ProcAttrCurrent: unconfined
ProcCmdline: /usr/bin/canberra-gtk-play --id=desktop-login --description=GNOME\ Login
ProcEnviron:
 PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games
 LANG=en_US.UTF-8
 SHELL=/bin/bash
Signal: 11
SourcePackage: libcanberra
StacktraceTop:
 ?? () from /usr/lib/libpulse.so.0
 pa_operation_unref () from /usr/lib/libpulse.so.0
 ?? () from /usr/lib/libpulse.so.0
 ?? () from /usr/lib/libpulse.so.0
 ?? () from /usr/lib/libpulse.so.0
Title: canberra-gtk-play crashed with SIGSEGV in pa_operation_unref()
Uname: Linux 2.6.27-4-generic i686
UserGroups: adm admin cdrom dialout fuse lpadmin plugdev sambashare