OK, no idea what is going on here.
Lights seem to work but this is repeating in the log:
2022-10-13 22:40:22.840 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB2:LampRGB2' not supported by type 'ColorValue': {"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]} is not a valid string syntax
2022-10-13 22:40:22.840 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB2:LampSwitch2' not supported by type 'OnOffValue': No enum constant org.openhab.core.library.types.OnOffType.{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}
2022-10-13 22:40:22.864 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB2:LampRGBbrillo2' not supported by type 'PercentageValue': Unknown String!
2022-10-13 22:40:22.865 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB2:LampRGBbrightness2' not supported by type 'PercentageValue': Unknown String!
2022-10-13 22:40:22.868 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB2:LampCT2' not supported by type 'PercentageValue': Unknown String!
2022-10-13 22:40:22.913 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB:LampSwitch' not supported by type 'OnOffValue': No enum constant org.openhab.core.library.types.OnOffType.{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}
2022-10-13 22:40:22.914 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB:LampCT' not supported by type 'PercentageValue': Unknown String!
2022-10-13 22:40:22.914 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB:LampRGB' not supported by type 'ColorValue': {"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]} is not a valid string syntax
2022-10-13 22:40:22.918 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB:LampRGBbrillo1' not supported by type 'PercentageValue': Unknown String!
2022-10-13 22:40:22.920 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF0000","HSBColor":"284,92,100","White":0,"CT":250,"Channel":[75,8,100,0,0]}' from channel 'mqtt:topic:local:RGB:LampRGBbrightness1' not supported by type 'PercentageValue': Unknown String!
2022-10-13 22:40:22.922 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF","HSBColor":"284,92,100","Channel":[75,8,100]}' from channel 'mqtt:topic:local:TV_RGB:LampSwitch3' not supported by type 'OnOffValue': No enum constant org.openhab.core.library.types.OnOffType.{"POWER":"ON","Dimmer":100,"Color":"C015FF","HSBColor":"284,92,100","Channel":[75,8,100]}
2022-10-13 22:40:22.922 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF","HSBColor":"284,92,100","Channel":[75,8,100]}' from channel 'mqtt:topic:local:TV_RGB:LampRGB3' not supported by type 'ColorValue': {"POWER":"ON","Dimmer":100,"Color":"C015FF","HSBColor":"284,92,100","Channel":[75,8,100]} is not a valid string syntax
2022-10-13 22:40:22.924 [WARN ] [ab.binding.mqtt.generic.ChannelState] - Command '{"POWER":"ON","Dimmer":100,"Color":"C015FF","HSBColor":"284,92,100","Channel":[75,8,100]}' from channel 'mqtt:topic:local:TV_RGB:LampRGBbrightness3' not supported by type 'PercentageValue': Unknown String!
Can anybody translate what is going on in the log? Why is OH sending that whole command string??
All devices there flashed with tasmota (long ago, no changes)
Openhab 3.3.0