ailurus warning startup

Window Manager is not recognized: compiz
Traceback (most recent call last):
  File "main.py", line 211, in check_dbus_daemon_status
    running_version = get_dbus_daemon_version()
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 561, in get_dbus_daemon_version
    ret = daemon().get_version(dbus_interface='cn.ailurus.Interface')
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 557, in daemon
    obj = bus.get_object('cn.ailurus', '/')
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 244, in get_object
    follow_name_owner_changes=follow_name_owner_changes)
  File "/usr/lib/python2.7/site-packages/dbus/proxies.py", line 241, in __init__
    self._named_service = conn.activate_name_owner(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 183, in activate_name_owner
    self.start_service_by_name(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 281, in start_service_by_name
    'su', (bus_name, flags)))
  File "/usr/lib/python2.7/site-packages/dbus/connection.py", line 630, in call_blocking
    message, timeout)
DBusException: org.freedesktop.DBus.Error.Spawn.ChildExited: Launch helper exited with unknown return code 1
Traceback (most recent call last):
  File "main.py", line 260, in check_dbus_daemon_status
    restart_dbus_daemon()
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 565, in restart_dbus_daemon
    authenticate()
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 574, in authenticate
    if get_authentication_method() == 0:
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 569, in get_authentication_method
    ret = daemon().get_check_permission_method(dbus_interface='cn.ailurus.Interface')
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 557, in daemon
    obj = bus.get_object('cn.ailurus', '/')
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 244, in get_object
    follow_name_owner_changes=follow_name_owner_changes)
  File "/usr/lib/python2.7/site-packages/dbus/proxies.py", line 241, in __init__
    self._named_service = conn.activate_name_owner(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 183, in activate_name_owner
    self.start_service_by_name(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 281, in start_service_by_name
    'su', (bus_name, flags)))
  File "/usr/lib/python2.7/site-packages/dbus/connection.py", line 630, in call_blocking
    message, timeout)
DBusException: org.freedesktop.DBus.Error.Spawn.ChildExited: Launch helper exited with unknown return code 1
Error in atexit._run_exitfuncs:
Traceback (most recent call last):
  File "/usr/lib/python2.7/atexit.py", line 24, in _run_exitfuncs
    func(*targs, **kargs)
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 587, in drop_priviledge
    daemon().drop_priviledge(dbus_interface='cn.ailurus.Interface')
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 557, in daemon
    obj = bus.get_object('cn.ailurus', '/')
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 244, in get_object
    follow_name_owner_changes=follow_name_owner_changes)
  File "/usr/lib/python2.7/site-packages/dbus/proxies.py", line 241, in __init__
    self._named_service = conn.activate_name_owner(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 183, in activate_name_owner
    self.start_service_by_name(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 281, in start_service_by_name
    'su', (bus_name, flags)))
  File "/usr/lib/python2.7/site-packages/dbus/connection.py", line 630, in call_blocking
    message, timeout)
DBusException: org.freedesktop.DBus.Error.Spawn.ChildExited: Launch helper exited with unknown return code 1
Error in sys.exitfunc:
  File "/usr/lib/python2.7/atexit.py", line 24, in _run_exitfuncs
    func(*targs, **kargs)
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 587, in drop_priviledge
    daemon().drop_priviledge(dbus_interface='cn.ailurus.Interface')
  File "/usr/lib/python2.7/site-packages/ailurus/lib.py", line 557, in daemon
    obj = bus.get_object('cn.ailurus', '/')
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 244, in get_object
    follow_name_owner_changes=follow_name_owner_changes)
  File "/usr/lib/python2.7/site-packages/dbus/proxies.py", line 241, in __init__
    self._named_service = conn.activate_name_owner(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 183, in activate_name_owner
    self.start_service_by_name(bus_name)
  File "/usr/lib/python2.7/site-packages/dbus/bus.py", line 281, in start_service_by_name
    'su', (bus_name, flags)))
  File "/usr/lib/python2.7/site-packages/dbus/connection.py", line 630, in call_blocking
    message, timeout)