Traceback (most recent call last):
  File "/usr/bin/kblueplugd", line 33, in <module>
    if len(manager.ListAdapters()):
  File "/var/lib/python-support/python2.5/dbus/proxies.py", line 68, in __call__
    return self._proxy_method(*args, **keywords)
  File "/var/lib/python-support/python2.5/dbus/proxies.py", line 140, in __call__
    **keywords)
  File "/var/lib/python-support/python2.5/dbus/connection.py", line 607, in call_blocking
    message, timeout)
DBusException: org.freedesktop.DBus.Error.UnknownMethod: Method "ListAdapters" with signature "" on interface "org.bluez.Manager" doesn't exist