Merry Christmas: openHAB 2.0 beta5 has been released!

[sihui]

That is because of this:

Replacement of mapdb by jsondb

All, I feel sorry to tell you that the distro build #624 brings another breaking change, but as in the past, I am certain that it is for the better! There has been a long discussion around the problem that the Things that are created through the Paper UI are stored in a binary database (the mapdb, data to be found under userdata/mapdb), which is not readable or manually editable (e.g. for fixing or cleaning). @chris came up with a nice new implementation of a storage service (luckily, ESH is …

So you have to install the bindings again and define your things …