Frontail after migration to OH4 from OH3

[Matze0211 (Matthias)]

E.g.

openHAB 4 migration FAQ

Seeing many issues related to openHAB 4.0 migration, sometimes duplicated, I thought maybe it might help to create an overview of the different issues and their current status. Therefore I have compiled this initial FAQ based on observations. Before upgrading, please read: Upgrade Process Breaking Changes that Require Manual Interaction after the Upgrade Index openHABian upgrade failing due to Java upgrade TransformationService of type ‘JS’ is unavailable ScriptEngine for language ‘applica…

OpenHab event logging more verbose after migrating: Update events logged although no change

After migrating to OpenHab 4 and not changing any log configuration, I noticed that events.log gets filled up with log entries although there is no real change to the item: ... 2023-08-22 08:21:38.277 [INFO ] [openhab.event.ItemStateUpdatedEvent ] - Item 'Hobbyraum_BatteryLevel' updated to 1 2023-08-22 08:21:38.278 [INFO ] [openhab.event.ItemStateUpdatedEvent ] - Item 'Hobbyraum_BatteryLow' updated to ON .. 2023-08-22 08:22:00.235 [INFO ] [openhab.event.ItemStateUpdatedEvent ] - Item 'Hobbyrau…