the node is running normally and working, but there are warning prompts

[iso-lib]

[twocolors]

you only send "true" ?
hoh, i repeat this bug if you send true in msg.payload

you must use msg.payload.state

[twocolors]

try last git version

[chibm]

you only send "true" ? hoh, i repeat this bug if you send true in msg.payload

you must use msg.payload.state

“Button inputs may be triggered with any payload in the input message. Simply send a timestamp, true, or other payload to the button node. Button type nodes provide no messages into Node-RED.”

[twocolors]

try node-red-contrib-esphome@0.2.7