Server 5.8 Error?

System.Exception: This project cannot be opened because it was created in a newer version of EasyMorph (5.8.0.1).

Is there no 5.8 version of EM server to upgrade?

Note that the Release Notes always mention the oldest version that is forward-compatible with the new version:

Not yet, it will be available in a few days. A lot of changes, still polishing.