Traceback (most recent call last):
  File "/usr/share/software-center/softwarecenter/utils.py", line 83, in <lambda>
    glib.timeout_add(500, lambda: wrapper(*args, **kwargs))
  File "/usr/share/software-center/softwarecenter/utils.py", line 88, in wrapper
    f(*args, **kwargs)
  File "/usr/share/software-center/softwarecenter/models/viewswitcherlist.py", line 166, in _update_channel_list
    self._update_channel_list_available_view()
  File "/usr/share/software-center/softwarecenter/models/viewswitcherlist.py", line 188, in _update_channel_list_available_view
    for channel in self.channel_manager.channels:
  File "/usr/share/software-center/softwarecenter/backend/channel.py", line 65, in channels
    return self._get_channels()
  File "/usr/share/software-center/softwarecenter/backend/channel.py", line 198, in _get_channels
    doc = self.db.xapiandb.get_document(m.get_docid())
DocNotFoundError: Document 25775 not found