> Hi,
>
> I have a Firebird 2.1 database. I use gbak 1.5 version and I able to
> backup the database with the following command:
>
> gbak -b -v server:/data/db/mydb.fdb backup.fbk
>
> I thought Firebird 2.1 ODS is 11.1 and Firebird 1.5 is 10.1. Why the
> backup still success? Will I encounter any problem with the backup in
> later stage?
>
> Is there possible that gbak will fail if there are any special feature
> used in the firebird 2.1 database?
>

interesting... why do you want to keep using gbak 1.5 with a 2.1 database?
if you have a 2.1 database you need to be running server 2.1 to use it, and
therefore have ready access to the correct gbak version...
Alan