update-manager crashed with TypeError in confirmChanges(): glib.markup_escape_text() takes at most 1 argument (2 given)

[Fazil]

I was installing some applications. gimp, blender and inkscape .I also couldnt give review comments for blender

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: update-manager 1:0.152.18
ProcVersionSignature: Ubuntu 3.0.0-11.18-generic 3.0.4
Uname: Linux 3.0.0-11-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 1.23-0ubuntu1
Architecture: amd64
Date: Tue Sep 13 20:23:06 2011
ExecutablePath: /usr/bin/update-manager
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Beta amd64 (20110901)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/update-manager --dist-upgrade
ProcEnviron:
 PATH=(custom, no user)
 LANGUAGE=en_GB:en
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/update-manager', '--dist-upgrade']
SourcePackage: update-manager
Title: update-manager crashed with TypeError in confirmChanges(): glib.markup_escape_text() takes at most 1 argument (2 given)
UpgradeStatus: Upgraded to oneiric on 2011-09-13 (3 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 #853233, 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.