> What should I do to solve it ?

"Don't panick"

> Do I need single access to the database to solve it ? (FB 1.02)

Is it really "in limbo"? Cause that's what you get when you do
multi-database transactions.

With regards,

Martijn Tonies
Database Workbench - developer tool for InterBase, Firebird, MySQL & MS SQL
Server.
Upscene Productions
http://www.upscene.com