You are right, the error is on my side. When I change the
indexFieldName it effects the Master-Detail relationship of the Grid,
which makes the Grid go blank.
Thanks for the prompt reply.

--- In IBObjects@y..., "Jason Wharton" <jwharton@i...> wrote:
> Please try and reproduce this foul behavior without any IP controls
and I
> will take a look at it. Otherwise, I don't know what more I can do
because
> it works fine for me.
>
> I suspect it could have to do with the input params TParam being
coordinated
> with the internaldataset's native TIB_Column parameter objects.
>
> Thanks,
> Jason Wharton
> CPS - Mesa AZ
> http://www.ibobjects.com
>
>
> ----- Original Message -----
> From: "pmurad2000" <peter.murad@h...>
> To: <IBObjects@y...>
> Sent: Thursday, March 07, 2002 4:11 PM
> Subject: [IBO] IndexFieldNames with IP4 Grid
>
>
> > procedure TForm1.wwDBGrid1TitleButtonClick(Sender: TObject;
> > AFieldName: String);
> > begin
> > ib_contact.IndexFieldNames:= AFieldName;
> > end;
> >
> > I am copying a IP4 example that allows you order a column by
clicking
> > on the title of the Grid. I am using IBO components (version G and
> > Ga), but the Grid just stops showing any information when you
click
> > on it. The Grid is a detail grid in a Master-Detail relationship.
> >
> > Any suggestions would be helpful.
> >
> > Thank you in advance.
> >
> > Peter
> >