I'm using VFP8 RTM. (Sorry for such delay, but I've been busy a little lately.)

>I don't see this with VFP8RTM (Build 2521). Are you using VFP8 RTM or Beta?
>
>>MemberClass is a long awaited feature, but...
>>
>>I defined classes for column, header and texbox in code.
>>
>>

>>define class _header as Header
>>	fontname = "Tahoma"
>>enddefine
>>
>>define class _textbox as textbox
>>	fontsize = 12
>>enddefine
>>
>>define class _column as Column
>>	add object header as _header
>>	add object text as _textbox
>>enddefine
>>

>>
>>Then visually created grid class in vcx class library and set MemberClass prop to _column class defined in previous step.
>>
>>After dropping that grid onto form I noticed that chnaged properties of header and textbox in grid's columns are bolded - that means COPIED not INHERITED.
>>
>>After rightclicking and choosing "Reset To Default" command inheritance came back. But after saving and reopening form vfox8 again copied changed header and textbox props what breaks inheritance.
>>
>>Can anyone confirm that?
>>