Comment 4 for bug 871922

Affects me on Kubuntu 12.04 newly installed :
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kcmshell4 language-selector
kcmshell(2047)/python (plugin): Error while running factory function for Python plugin: "language-selector/language-selector.py"
Traceback (most recent call last):
  File "<string>", line 18, in kpythonpluginfactory_bridge
  File "/usr/share/kde4/apps/language-selector/language-selector.py", line 9, in CreatePlugin
    return QtLanguageSelector("/usr/share/language-selector/", component_data, widget_parent)
  File "/usr/lib/python2.7/dist-packages/LanguageSelector/qt/QtLanguageSelector.py", line 52, in __init__
    self.init()
  File "/usr/lib/python2.7/dist-packages/LanguageSelector/qt/QtLanguageSelector.py", line 67, in init
    self.openCache(apt.progress.OpProgress())
  File "/usr/lib/python2.7/dist-packages/LanguageSelector/LanguageSelector.py", line 31, in openCache
    self._cache = LangCache.LanguageSelectorPkgCache(self._localeinfo, progress)
  File "/usr/lib/python2.7/dist-packages/LanguageSelector/LangCache.py", line 74, in __init__
    apt.Cache.__init__(self, progress)
  File "/usr/lib/python2.7/dist-packages/apt/cache.py", line 102, in __init__
    self.open(progress)
  File "/usr/lib/python2.7/dist-packages/apt/cache.py", line 149, in open
    self._list.read_main_list()
kcmshell(2047)/python (plugin): Failed to import module
kcmshell(2047)/kcontrol KCModuleLoader::loadModule: This module has no valid entry symbol at all. The reason could be that it's still using K_EXPORT_COMPONENT_FACTORY with a custom X-KDE-FactoryName which is not supported anymore
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language-selector-common and language-selector-kde are both installed on my system, and both in version 0.79