JabRef 3.7dev--snapshot--2016-10-07--master--03bc4a3
windows 10 10.0 amd64
Java 1.8.0_101

1. Create a new entry in your database manually
2. Start entering the names of the authors
3. Try to switch to the "Title" field using the tabulator
4. This does not work.
5. If you close the editing mode and reopen it, you are now able to switch/hop between different fields using tab

This is a regression that was introduced between these two versions:
JabRef 3.7dev--snapshot--2016-10-03--master--565676c
JabRef 3.7dev--snapshot--2016-10-07--master--03bc4a3