What do you mean, "detect error"? Whether the program does not give you the program error displaying the message "Numeric overflow. Data was lost!" ?

>Hye,
>
>how to detect error numeric overflow?
>example:
>
>create table xxx(a n(3))
>use xxx
>repl a with 1000
>* here vfp produce error...
>
>thank
>
>gerry