>Hi everybody,
>
>In the Property sheet I'm trying to change a NullDisplay property for my combobox class, but it keeps reverting to None, though in Bold. Is it a bug? Should it be changed in run-time in code only?
>
>Thanks.

For Style = 2 VFP don't allow NullDisplay.
A design bug.

WITH CREATEOBJECT("ComboBox")
	.NullDisplay = "Some0"
	? .NullDisplay
	.Style  = 2
	? .NullDisplay	&& Blank
	.NullDisplay = "Some2"
	? .NullDisplay	&& Blank
ENDWITH 

Hovewer, VFP doesn't uses .NullDisplay with Style = 0 ( another bug )