repost again after 5 day

please help!

--- In IBObjects@y..., "bigred17201720" <kadee@p...> wrote:
> Dear Sir;
>
> I use the iboquery,there are some fields
> with required = ture;
>
> I want to check if user fill the data
> on the query.beforepost and hint the
> user error of field.displaylabel require value
> . But I found the iboquery
> raise the error of -- "custno" field require
> a value --- and query.beforepost doesn't fire
> anyway.
>
> How can I do?
>
> Kadee