Update center ubuntu11.10 problem

[joeiwannou]

Traceback (most recent call last):
  File "/usr/bin/add-apt-repository", line 98, in <module>
    sp = SoftwareProperties(options=options)
  File "/usr/lib/python2.7/dist-packages/softwareproperties/SoftwareProperties.py", line 96, in __init__
    self.reload_sourceslist()
  File "/usr/lib/python2.7/dist-packages/softwareproperties/SoftwareProperties.py", line 580, in reload_sourceslist
    self.distro.get_sources(self.sourceslist)
  File "/usr/lib/python2.7/dist-packages/aptsources/distro.py", line 91, in get_sources
    raise NoDistroTemplateException("Error: could not find a "
aptsources.distro.NoDistroTemplateException: Error: could not find a distribution template

That's the terminal message i reseive when i try to install Ubuntu-tweak repos.
My English are poor.Sorry

[Robert Roth (evfool)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug #874329, so it 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. Feel free to continue to report any other bugs you may find.
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