Especially for you Teun ;-)
BUG: On command RGB+CCT (RGBWW in Domoticz) does not work in scene/group.
Auto discover Milight Bulbs own built Milight Hub hosted on an ESP8266.
Turorial: Build a Milight ESP8266 Hub
Download here
https://github.com/galinette2000/espmilighthub-domoticz
MQTT TOPICS
Hub MQTT settings (these are default settings from hub documentation)
MQTT topic pattern: milight/:device_id/:device_type/:group_id
MQTT update topic pattern: milight/updates/:hex_device_id/:device_type/:group_id
MQTT state topic pattern: milight/states/:hex_device_id/:device_type/:group_id
Plugin settings : just use the same patterns
MQTT topic pattern: milight/:device_id/:device_type/:group_id
MQTT state topic pattern: milight/states/:hex_device_id/:device_type/:group_id
(update pattern is currently not used)