--- In firebird-support@yahoogroups.com, Helen Borrie <helebor@...> wrote:

>
> At 03:17 PM 5/02/2009, you wrote:
> >Hi All,
> >
> >I'd encountered this error while opening the FDB file sent by client
> >using FB 1.0/1.5/2.0/2.1;
> >
> >Statement failed, SQLCODE = -820
> >
> >unsupported on-disk structure for file C:\SK.FDB; found 523, support XX
> >
> >So I think this ODS ver is not supported by any available firebird
> >release.
> >
> >Can anyone suggest that ODS version 523 is belongs to which alpha/beta
> >release?
>
> That number doesn't tell you anything. If it is a Firebird database

at all, it's probably one made with the Fb 2.5 alpha.

>
> Or it might be an InterBase 6.5 or higher one (not compatible with

Firebird).

>
> Use gstat -h and see whether you can read the header page. If it

works, you can see what its ODS version is.

>
> ./hb
>

Hi,

I'm connect the database file using isql

I tried gstat -h and it shows the message below:

Wrong ODS version, expected 10, encountered 523


Regards,
kf