Traceback (most recent call last):
  File "/usr/lib/pymodules/python2.7/dbus/connection.py", line 586, in msg_reply_handler
    reply_handler(*message.get_args_list(**get_args_opts))
  File "/usr/lib/pymodules/python2.7/zeitgeist/client.py", line 659, in <lambda>
    map(Event.new_for_struct, raw)),
  File "/usr/share/software-center/softwarecenter/backend/zeitgeist_simple.py", line 90, in _callback
    callback(results[:num])
  File "/usr/share/software-center/softwarecenter/view/catview_gtk.py", line 333, in _popular_mimetypes_callback
    r_apps =_find_applications(mimetypes)
  File "/usr/share/software-center/softwarecenter/view/catview_gtk.py", line 318, in _find_applications
    result = self.db.get_most_popular_applications_for_mimetype(mimetype)
  File "/usr/share/software-center/softwarecenter/db/database.py", line 285, in get_most_popular_applications_for_mimetype
    if app.get_details(self).pkg_state == PKG_STATE_UNINSTALLED:
  File "/usr/share/software-center/softwarecenter/db/application.py", line 75, in get_details
    return AppDetails(db, application=self)
  File "/usr/share/software-center/softwarecenter/db/application.py", line 198, in __init__
    self._app.appname, self._app.pkgname)
  File "/usr/share/software-center/softwarecenter/db/database.py", line 377, in get_xapian_document
    doc = self.xapiandb.get_document(m.docid)
DocNotFoundError: Document 1120 not found