Hi,

> in the meantime I tried the new Jaybird release 2.1.2, but without
> success.
>
> I think the actual problem is caused by the use of Hibernate. I've red
> that there are problems with the actual version of Netbeans (6.0). I
> did not find any solutions for that. Anyone has experience with the
> use of them together?

I just made quick search in Google, looks like this is not
Firebird/Jaybird issue:

http://forums.java.net/jive/thread.jspa?threadID=20604&tstart=0
http://forums.oracle.com/forums/thread.jspa?threadID=448956&tstart=0

Hope this helps.

Regards,
Roman Rokytskyy