Peter,

this is a known issue using Firebird RC1 Build 567 with FORCED WRITES
ON.
Turn FORCED WRITES OFF. This will help.

This issue is fixed in Firebird RC1 Build 608.

Best Regards
Thomas Steinmaurer
IB LogManager 2.0 - The Logging Tool for Interbase/Firebird
http://www.iblogmanager.com

--- In IBObjects@y..., Technisoft <plawson@t...> wrote:
> At 22:24 30-11-2001 +0000, sisolutions wrote:
> >I am new to both Interbase and IBO. I have set up a simple form
that
> >has a TIB_Connection, TIB_Transaction, TIB_Datasource, TIB_Query,
> >and a IB_Edit. I believe I have all the necessary properties set
> >correctly. I can connect to the Database etc. just fine.
>
> I also get to this point OK, with a grid instead of the IB_Edit. I
can
> connect to the database in designing mode. But when I try to edit
the
> query's SQL, I get:
>
> ISC ERROR CODE 335544344
> ISC ERROR MESSAGE
> I/O error for file 'C:\EMPLOYEE.GDB'
> Error while trying to access file
> The handle is invalid.
>
> Sorry about what must be a very basic question, but I can't for the
life of
> me see any difference between what I have done and the tutorial
(which is
> great, BTW). And my archive of this list does not go back very far
so a
> search of this, and the help file, has revealed nothing.
>
> Using Firebird RC1, IBO 4.2Fb, Delphi 5.01, Win98
>
> Peter Lawson