openHAB 3.4 Release discussion

[mstormi (Markus Storm)]

There’s a potentially breaking change on UoM (units of measurement), 3.4 introduced default units for all UoM item types now.

It’s a complex, multi-layer implementation and discussion, I moved it here:

UoM default units and consequences

I just read the release notes and took a look at the “breaking changes”. Unfortunately I am struggeling to understand the following note: Core Runtime Default units have been added for all dimensions. A state description defining the unit should be added to each item that uses a different unit. After reading this I think “state description” means this: [image] I also found this. But that is confusion me even more. I guess that is only meant for developers anyway. So what do I (as a nor…