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                                            modbus2mqtt

getMultipleHoldingRegisters() in Modbus-TCP Server causes a failure when returning a Promise

I have the same problem Workaround: use callback function by wrapping the promise ``` queueMultipleRegister( addr: number, length: number, unitID: number, cb: FCallbackVal): void{ yourPromise( addr, length, unitID ).then((value)=>{ cb(null,value)...