jan iversen

No I need a debug log as pr modbus integration documentation. The log above only tells your device is not connected. I am not sure which integration you are referring...

Without a debug log I will nit investigate further but simply conclude that even though there might be a bug, you did not want to help. Making a debug log...

As noted in the modbus integration documentation, there are NO talk of a separate log, just the homeassistant.log !! If you added the log options correctly, the log contains a...

Your device do not respond, the log says it clearly: Error: [Invalid Message] No response received If you wan5 us to look into why, you need to add a debug...

Look in the documentation ! custom_components are components not part of HA but installed separately.

The modbus integration have no knowledge of the different port, it simply accepts what is configured. Maybe you also updated HassIO, anyhow this is not a modbus integration problem so...

Please with a debug log as pr modbus documentation so we can see what happens.

The traceback seems incomplete, but that might be the real problem...a debug log will show.

you cut the log exactly at the point where it becomes interesting.

This is all as expected, device 2 do not respond. Apart from an important difference, there are no stack trace ! But I cannot see you are trying to use...