--- In firebird-support@yahoogroups.com, Alan J Davies <Alan.Davies@...> wrote:

>
> Have I missed a vital piece of information in the documentation or
> should I be reporting this as a severe bug?
>

Hi,

I think you missed this:

http://www.firebirdsql.org/file/documentation/release_notes/html/rlsnotes251.html#rnfb25-fbconf-oldset

Best regards,
Simon