bleachbit.py crashed with SIGABRT in __assert_fail_base()

[Raphaël Joron]

bleachbit.py crashed with SIGABRT in raise()

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: bleachbit 0.9.3-1
ProcVersionSignature: Ubuntu 3.8.0-14.24-generic 3.8.4
Uname: Linux 3.8.0-14-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.9.2-0ubuntu4
Architecture: amd64
Date: Tue Mar 26 19:18:23 2013
ExecutablePath: /usr/share/bleachbit/bleachbit.py
InstallationDate: Installed on 2013-03-15 (10 days ago)
InstallationMedia: Ubuntu 13.04 "Raring Ringtail" - Alpha amd64 (20130223.1)
InterpreterPath: /usr/bin/python2.7
MarkForUpload: True
PackageArchitecture: all
ProcCmdline: python /usr/bin/bleachbit
Signal: 6
SourcePackage: bleachbit
StacktraceTop:
 raise () from /lib/x86_64-linux-gnu/libc.so.6
 abort () from /lib/x86_64-linux-gnu/libc.so.6
 ?? () 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
Title: bleachbit.py crashed with SIGABRT in raise()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 __assert_fail_base (fmt=0x7f5bd2f87e3a <Address 0x7f5bd2f87e3a out of bounds>, assertion=assertion@entry=0x7f5bce763a98 "!xcb_xlib_threads_sequence_lost", file=file@entry=0x7f5bce763d52 "../../src/xcb_io.c", line=line@entry=273, function=function@entry=0x7f5bce763e78 <__PRETTY_FUNCTION__.14344> "poll_for_event") at assert.c:92
 __GI___assert_fail (assertion=assertion@entry=0x7f5bce763a98 "!xcb_xlib_threads_sequence_lost", file=file@entry=0x7f5bce763d52 "../../src/xcb_io.c", line=line@entry=273, function=function@entry=0x7f5bce763e78 <__PRETTY_FUNCTION__.14344> "poll_for_event") at assert.c:101
 poll_for_event (dpy=dpy@entry=0x28cdca0) at ../../src/xcb_io.c:270
 poll_for_response (dpy=dpy@entry=0x28cdca0) at ../../src/xcb_io.c:288
 _XEventsQueued (dpy=dpy@entry=0x28cdca0, mode=mode@entry=1) at ../../src/xcb_io.c:362