Hi,

> org.firebirdsql.jdbc.FBSQLException: GDS Exception. Error reading
> data from the connection.Unable to rollback
>
> java.sql.SQLException: ResourceException:
> org.firebirdsql.jca.FBResourceException: Unable to complete network
> request to host "".

Are you sure that there was no network failure during excution? It
seems that the socket was broken.

If you're sure and can reproduce this failure, it would be great if
you can post a test case for this issue.

Best regards,
Roman Rokytskyy