--- In firebird-support@yahoogroups.com, Bart Bakker <bbakker@i...> wrote:

> The system restore feature in Windows XP backs up *.gdb files, as the
> extension is used for some system files as well. You can try to rename
> your databases to *.fdb.

Solved!

Thanks for this solution. I must admit I once read about it but that
was quite a while ago and I forgot about it. Thanks for the solution.

Ritsaert Hornstra.