Comment 2 for bug 1587546

Similar fault here, slightly different stack:

WARNING:root:Could not import gnomeapplet. Defaulting to upper panel
ERROR:dbus.proxies:Introspect error on :1.160:/org/gnome/Hamster: dbus.exceptions.DBusException: org.freedesktop.DBus.Error.NoReply: Message recipient disconnected from message bus without replying
Traceback (most recent call last):
  File "/usr/bin/hamster-indicator", line 385, in <module>
    hamster_indicator = HamsterIndicator()
  File "/usr/bin/hamster-indicator", line 175, in __init__
    super(HamsterIndicator, self).__init__(applet)
  File "/usr/lib/python2.7/dist-packages/hamster/applet.py", line 205, in __init__
    self.new_name = widgets.ActivityEntry()
  File "/usr/lib/python2.7/dist-packages/hamster/widgets/activityentry.py", line 103, in __init__
    self.populate_suggestions()
  File "/usr/lib/python2.7/dist-packages/hamster/widgets/activityentry.py", line 234, in populate_suggestions
    self.activities = runtime.storage.get_activities(fact.activity)
  File "/usr/lib/python2.7/dist-packages/hamster/client.py", line 136, in get_activities
    return self._to_dict(('name', 'category'), self.conn.GetActivities(search))
  File "/usr/lib/python2.7/dist-packages/dbus/proxies.py", line 70, in __call__
    return self._proxy_method(*args, **keywords)
  File "/usr/lib/python2.7/dist-packages/dbus/proxies.py", line 145, in __call__
    **keywords)
  File "/usr/lib/python2.7/dist-packages/dbus/connection.py", line 651, in call_blocking
    message, timeout)
dbus.exceptions.DBusException: org.freedesktop.DBus.Error.ServiceUnknown: The name :1.160 was not provided by any .service files