update-manager crashed with TypeError in _on_synaptic_exit()

[Redoctober]

Binary package hint: update-manager

It happend after re-starting the PC (amd64) and installing Thunderbird 686.

ProblemType: Crash
DistroRelease: Ubuntu 10.10
Package: update-manager 1:0.142.11
ProcVersionSignature: Ubuntu 2.6.35-19.28-generic 2.6.35.3
Uname: Linux 2.6.35-19-generic x86_64
NonfreeKernelModules: nvidia
Architecture: amd64
Date: Sun Aug 29 20:47:10 2010
ExecutablePath: /usr/bin/update-manager
InstallationMedia: Kubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: /usr/bin/python2.6 /usr/bin/update-manager
ProcEnviron:
 LANGUAGE=de_DE
 LANG=de_DE.utf8
 SHELL=/bin/bash
PythonArgs: ['/usr/bin/update-manager']
SourcePackage: update-manager
Title: update-manager crashed with TypeError in _on_synaptic_exit()
Traceback:
 Traceback (most recent call last):
   File "/usr/lib/python2.6/dist-packages/UpdateManager/backend/InstallBackendSynaptic.py", line 37, in _on_synaptic_exit
     self.emit("action-done", action)
 TypeError: 2 parameters needed for signal action-done; 1 given
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 #631328, 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.