apport-gtk crashed with ImportError in __main__: No module named repository

[TxMasterG]

Binary package hint: apport

Opened application list just after logging in into 11.04 (just after completely updating) and several programs crashed in what appeared to be a infinite loop including the error reporter (i think).

apport-gtk:
  Installed: 1.17.1-0ubuntu3
  Candidate: 1.17.1-0ubuntu3
  Version table:
 *** 1.17.1-0ubuntu3 0
        500 http://us.archive.ubuntu.com/ubuntu/ natty/main amd64 Packages
        100 /var/lib/dpkg/status

ProblemType: Crash
DistroRelease: Ubuntu 11.04
Package: apport-gtk 1.17.1-0ubuntu3
ProcVersionSignature: Ubuntu 2.6.38-1.28-generic 2.6.38-rc2
Uname: Linux 2.6.38-1-generic x86_64
Architecture: amd64
Date: Wed Feb 2 04:28:50 2011
ExecutablePath: /usr/share/apport/apport-gtk
InterpreterPath: /usr/bin/python2.6
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/share/apport/apport-gtk
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
PythonArgs: ['/usr/share/apport/apport-gtk']
SourcePackage: apport
Title: apport-gtk crashed with ImportError in __main__: No module named repository
Traceback:
 Traceback (most recent call last):
   File "/usr/share/apport/apport-gtk", line 17, in <module>
     from gi.repository import Gtk
 ImportError: No module named repository
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 #433087, 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.