>Hi Cetin,
>
>>You caught a bug that exists since fox2.x (and probably 1.x) and has never been >corrected.
>>Cetin
>
>But, then, where is usable the valid stop if it is not sure? to null !
>
>This demonstrates the seriousness of who develops this enviroment.
>
>Fabio

People are living with this since those days. So I consider it should be a bug but not a big one. For myself I don't use valid.
PS: If they didn't correct it in so many years I assume they couldn't rather than not being serious about it.
Cetin