Hello!

> Thanx for the help. I write a Delphi program that copy the table datas
> to the new empty db, and it is working good.

Why don't you use IBDataPump?
http://www.clevercomponents.com/products/datapump/ibdatapump.asp

Sincerely yours,
Alexey Kovyazin
www.ib-aid.com
Boost Firebird with IBAnalyst!
http://www.ibsurgeon.com/interbase/firebird/recovery/products.html#IBAnalyst