Can this cause a cursor unknown error? It is not a visible error but
happens sometimes when updating a record the first time after the
open.

--- In IBObjects@yahoogroups.com, Andreas Hesse <ah@a...> wrote:
> IBO Version 4.3Aa.
>
> There is a bug in the first Assigning FieldsIndex to a prepared
TIB_Query.
> While assigning FieldsIndex to
> FBufferCursor in SysLayoutChange( Sender: TObject );
> it will overwrite changes in FieldsIndex, because
FIgnoreLayoutChange of the TIB_Query is 0.
>
> Workaround:
> Every assignment to FieldsIndex must be surrounded by
BeginLayout/EndLayout.
>
> Regards,
> Andreas Hesse