>>Are you getting the error in the form/class designer with the proerty sheet >>open? If so it's because the first item on the property sheet is marked read->>only and VFP chokes on it. If you select a read/write property you should be >>ok.

I am getting the error in the form designer. However there is no way to select a different property because when I click on the property sheet on a different property the window is not getting refreshed. Any ideas?

Costas