Traceback (most recent call last):
  File "/usr/bin/gnome-language-selector", line 32, in <module>
    options=options)
  File "/usr/lib/python2.6/dist-packages/LanguageSelector/gtk/GtkLanguageSelector.py", line 207, in __init__
    if not self._cache.havePackageLists:
  File "/usr/lib/python2.6/dist-packages/LanguageSelector/LangCache.py", line 190, in havePackageLists
    if indexfile.ArchiveURI("").startswith("cdrom:"):
AttributeError: 'apt_pkg.IndexFile' object has no attribute 'ArchiveURI'