Hi,

> I am a newbie to Interbase / Firebird and I have a problem here,
>
> I am using Ib 6.0a free, and accessing from Delphi7,
> the error happened like below.
>
> If I use TCP/IP protocol with

No you don't :)

> servername : 'dbserver::d:\database\inv.gdb',

Your database name should not have a double colon after
the server name:

'dbserver:d:\database\inv.gdb',



With regards,

Martijn Tonies
Database Workbench - the developer tool for InterBase & Firebird
Upscene Productions
http://www.upscene.com