Remote serial connection fails after rebooting OH3

[rossko57]

@FrankR

How can I detect the controller thing being offline without constantly polling?

Ideas

Monitoring Thing Status

Is there any way to configure one general rule to detect when a thing (e.g. a bridge) goes offline? Something like the following pseudocode: WHEN Thing * changes from ONLINE to OFFLINE THEN sendTelegramAction("Thing * went offline") END Cheers, Florian

Modbus error management in openHAB

This is a more developed solution to automatically disable failed Modbus Things, and re-enable periodically to attempt recovery. There are two parts to it. But first, create a dummy Item to use as a communication tool between the rules // catcher for Modbus Poller Thing status changes String MBpollerChanged "Failed Modbus UID [%s]" <tools> {autoupdate="false", expire="20m,state= "} I send commands here, rather than state updates, so that a flurry of incidents in quick succession will be hand…