try the following: add as the very first line in your mqtt.cfg the following:
pid:org.openhab.mqtt
check this out also: How to use code fences & MQTT Binding (v1.11) Getting Started 101
try the following: add as the very first line in your mqtt.cfg the following:
pid:org.openhab.mqtt
check this out also: How to use code fences & MQTT Binding (v1.11) Getting Started 101