--- In firebird-support@yahoogroups.com, "a.casati" wrote:

>
> Hello. I did a gbak of a 2.1.4 DB.
> One field is a varchar(128) with default value '%t n° %n del %d'.
> I get an error restoring it with 2.5.0: "Invalid metadata detected".
> Is it caused by the "%" character? How can I resolve this issue?

Read release notes. Always read release notes.
Search for new gbak switches (fix_fss_XXX).

Regards,
Vlad