[apport] unattended-upgrade crashed with ImportError in <module>()

Binary package hint: unattended-upgrades

Feisty shows a little yellow "!" saying a crash report was detected. Crashes when i click on them

ProblemType: Crash
Date: Tue Feb 27 07:36:46 2007
DistroRelease: Ubuntu 7.04
ExecutablePath: /usr/bin/unattended-upgrade
InterpreterPath: /usr/bin/python2.5
Package: unattended-upgrades 0.22ubuntu1
ProcCmdline: /usr/bin/python /usr/bin/unattended-upgrade
ProcCwd: /
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
 LANG=en_GB.UTF-8
 SHELL=/bin/sh
PythonArgs: ['/usr/bin/unattended-upgrade']
SourcePackage: unattended-upgrades
Traceback:
 Traceback (most recent call last):
   File "/usr/bin/unattended-upgrade", line 8, in <module>
     import apt_pkg, apt_inst
 ImportError: No module named apt_pkg
Uname: Linux plasken 2.6.20-6-generic #2 SMP Wed Jan 31 20:53:39 UTC 2007 i686 GNU/Linux