Traceback (most recent call last):
  File "/usr/bin/gnome-activity-journal", line 92, in <module>
    from src.main import Portal
  File "/usr/share/gnome-activity-journal/src/main.py", line 30, in <module>
    from widgets import *
  File "/usr/share/gnome-activity-journal/src/widgets.py", line 42, in <module>
    from sources import Source, SUPPORTED_SOURCES
  File "/usr/share/gnome-activity-journal/src/sources.py", line 41, in <module>
    Interpretation.MUSIC.uri: Source(Interpretation.MUSIC, "gnome-mime-audio", _("Worked with Audio"), _("Worked with Audio")),
  File "/usr/lib/pymodules/python2.6/zeitgeist/datamodel.py", line 185, in __getattr__
    raise AttributeError("'%s' object has no attribute '%s'" %(self.__class__.__name__, name))
AttributeError: 'Symbol' object has no attribute 'MUSIC'