Yes you're right. I written some time ago and you fix the problem, but
now I use a fetchable cursor for statement and I got the same error.
I have written a small test cas where you can see the problem.

I have uploaded the File

--- In Firebird-Java@yahoogroups.com, Roman Rokytskyy <rrokytskyy@...>
wrote:

>
> > I use jaybird 2.1.1 and if I connect to the database and create a
> > statement with 'createStatement()' it works fine. I can works with
> > BLOB's but if I use a fetchable statement instead of the old I got a
> > 'FBCachedBlobField' instead of an 'FBBlobField' and with the cached
> > there comes the error 'Invalid Blob ID'.
> >
> > I think the error comes from the FBCachedBlobField.
>
> Can you create a small test case for it? Why I ask - I remember fixing
> similar issue long time ago, so a test case is needed.
>
> Thanks!
> Roman
>