At 10:21 AM 09-11-02 +0100, you wrote:

> > Date types are not strings.
>
>Ok, I have changed it to what you recommended, the effect is still the same.
>The column in the DB is only date, so I use
>DM.qryBestell.Params.ByName('Datum').AsDate := dtpBestellDatum.Date;

Next thing to ask is: in which event do you do this assignment?

Helen