bzr crashed with AttributeError in __getattr__(): 'Symbol' object has no attribute 'MODIFY_EVENT'

[C de-Avillez]

got hit by it while 'bzr commit'ing updates to a branch.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: bzr 2.4.0~beta4-4ubuntu2
ProcVersionSignature: Ubuntu 3.0.0-4.5-generic 3.0.0-rc6
Uname: Linux 3.0.0-4-generic x86_64
NonfreeKernelModules: wl nvidia
Architecture: amd64
BzrDebugFlags: set()
BzrVersion: 2.4b4
CommandLine:
 ['/usr/bin/bzr',
  'commit',
  '-m',
  'build-tar.sh, kernel-test.sh: disable tests from autotest.kernel.org']
CrashDb: bzr
Date: Mon Jul 11 12:37:05 2011
ExecutablePath: /usr/bin/bzr
FileSystemEncoding: UTF-8
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20110228)
InterpreterPath: /usr/bin/python2.7
Locale: en_US.UTF-8
PackageArchitecture: all
Platform: Linux-3.0.0-4-generic-x86_64-with-Ubuntu-11.10-oneiric
ProcCmdline: /usr/bin/python /usr/bin/bzr commit -m build-tar.sh,\ kernel-test.sh:\ disable\ tests\ from\ autotest.kernel.org
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, user)
 LANG=en_US.UTF-8
 LC_TIME=en_DK.utf8
PythonVersion: 2.7.2
SourcePackage: bzr
Title: bzr crashed with AttributeError in __getattr__(): 'Symbol' object has no attribute 'MODIFY_EVENT'
UpgradeStatus: Upgraded to oneiric on 2011-06-27 (14 days ago)
UserEncoding: UTF-8
UserGroups: adm admin audio cdrom dialout fuse libvirtd lpadmin netdev plugdev sambashare vboxusers

[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 #807551, 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.