2019-03-03 12:26:22 ERROR (MainThread) [homeassistant.components.websocket_api.http.connection.1794488400] Error handling message: {'type': 'call_service', 'domain': 'configurator', 'service': 'configure', 'service_data': {'configure_id': '1818329712-1', 'fields': {'code': 'XXXXXXXX'}}, 'id': 24}
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/site-packages/homeassistant/components/websocket_api/decorators.py", line 17, in _handle_async_response
    await func(hass, connection, msg)
  File "/usr/local/lib/python3.7/site-packages/homeassistant/components/websocket_api/commands.py", line 147, in handle_call_service
    connection.context(msg))
  File "/usr/local/lib/python3.7/site-packages/homeassistant/core.py", line 1133, in async_call
    self._execute_service(handler, service_call))
  File "/usr/local/lib/python3.7/site-packages/homeassistant/core.py", line 1155, in _execute_service
    await handler.func(service_call)
  File "/usr/local/lib/python3.7/site-packages/homeassistant/components/configurator/__init__.py", line 221, in async_handle_service_call
    call.data.get(ATTR_FIELDS, {}))
  File "/usr/local/lib/python3.7/concurrent/futures/thread.py", line 57, in run
    result = self.fn(*self.args, **self.kwargs)
  File "/config/custom_components/homekit_controller/__init__.py", line 139, in device_config_callback
    self.controller.perform_pairing(self.hkid, self.hkid, code)
  File "/usr/local/lib/python3.7/site-packages/homekit/controller.py", line 192, in perform_pairing
    pairing = perform_pair_setup(conn, pin, str(uuid.uuid4()))
  File "/usr/local/lib/python3.7/site-packages/homekit/protocol/__init__.py", line 98, in perform_pair_setup
    error_handler(response_tlv[1][1], 'step 3')
  File "/usr/local/lib/python3.7/site-packages/homekit/protocol/__init__.py", line 50, in error_handler
    raise BusyError(stage)
homekit.exceptions.BusyError: step 3

bash-4.4# python3 -m homekit.discover
Name: Home Assistant Bridge._hap._tcp.local.
Url: http_impl://192.168.10.34:51827
Configuration number (c#): 2
Feature Flags (ff): Paired (Flag: 0)
Device ID (id): 57:6C:02:39:B1:3B
Model Name (md): Home Assistant Bridge
Protocol Version (pv): 1.0
State Number (s#): 1
Status Flags (sf): 0
Category Identifier (ci): Bridge (Id: 2)

Name: Philips hue - 2B5424._hap._tcp.local.
Url: http_impl://192.168.10.14:8080
Configuration number (c#): 16
Feature Flags (ff): Supports Pairing (Flag: 1)
Device ID (id): 90:E7:6C:D7:43:09
Model Name (md): BSB002
Protocol Version (pv): 1.1
State Number (s#): 1
Status Flags (sf): 0
Category Identifier (ci): Bridge (Id: 2)

Name: MiBedsideLamp2-2BC2._hap._tcp.local.
Url: http_impl://192.168.10.36:80
Configuration number (c#): 1
Feature Flags (ff): Supports Pairing (Flag: 1)
Device ID (id): 74:D1:16:5A:5F:69
Model Name (md): MJCTD02YL
Protocol Version (pv): 1.1
State Number (s#): 1
Status Flags (sf): 0
Category Identifier (ci): Lightbulb (Id: 5)

bash-4.4# echo '{}' > pairing.json

bash-4.4# python -m homekit.pair -d 74:D1:16:5A:5F:69 -f pairing.json -a MiBedsideLamp2 -p XXXXXXXX
step 3
bash-4.4#