session-installer crashed with TypeError in _render_warning(): could not convert argument to correct param type

[Ben Witte]

Binary package hint: sessioninstaller

while archive manager attempted to install rar package

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: sessioninstaller 0.20+bzr117-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.38-5.32-generic 2.6.38-rc6
Uname: Linux 2.6.38-5-generic i686
NonfreeKernelModules: wl
Architecture: i386
Date: Mon Mar 7 17:21:46 2011
ExecutablePath: /usr/bin/session-installer
InstallationMedia: Ubuntu 10.10 "Maverick Meerkat" - Release i386 (20101007)
InterpreterPath: /usr/bin/python2.7
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/bin/session-installer
ProcEnviron:
 SHELL=/bin/bash
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
PythonArgs: ['/usr/bin/session-installer']
SourcePackage: sessioninstaller
Title: session-installer crashed with TypeError in _render_warning(): could not convert argument to correct param type
Traceback:
 Traceback (most recent call last):
   File "/usr/lib/pymodules/python2.7/sessioninstaller/core.py", line 392, in _render_warning
     renderer.props.stock_id = 0
 TypeError: could not convert argument to correct param type
UpgradeStatus: Upgraded to natty on 2011-03-07 (0 days ago)
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare

[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 #713984, 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.