Albert,

It's a bug, there is a KB article on it. The workaround is to use DrawWidth = 2.

>I've noticed that .pset() with .drawwidth = 1 does not work on my computer in either VFP 6.0 or VFP 5.0.
>
>.drawwidth = 2 displays as expected.
>
>Is this a problem with my video driver or with VFP?