Тут достаточно в лог посмотреть чтобы увидеть:
Nov 01 15:05:23 wirenboard-AWWCDXFH wb-mqtt-confed[1844]: ERROR: Invalid config file /etc/wb-mqtt-mbacnet.conf
Nov 01 15:05:23 wirenboard-AWWCDXFH wb-mqtt-confed[1844]: ERROR: - registers.discretes.0: address is required
Nov 01 15:05:23 wirenboard-AWWCDXFH wb-mqtt-confed[1844]: ERROR: - registers.holdings.0: address is required
Nov 01 15:05:23 wirenboard-AWWCDXFH wb-mqtt-confed[1844]: ERROR: - registers.inputs.0: unitId is required
Nov 01 15:05:23 wirenboard-AWWCDXFH wb-mqtt-confed[1844]: ERROR: - registers.inputs.0: address is required
Nov 01 15:05:23 wirenboard-AWWCDXFH wb-mqtt-confed[1844]: ERROR: - registers.inputs.0: topic is required
Nov 01 15:05:23 wirenboard-AWWCDXFH wb-mqtt-confed[1844]: ERROR: - registers.coils.0: address is required
В конфиге не описаны требуемые схемой параметры.