>>>>Sparse value ? what's means ?
>>>Yourgrid.yourcolumn.sparse=.T., or was it .F.?
>>
>>Needs to be .F.
>
>I always forget which value should be used when. I guess the reason for me is that I don't know what sparse really means, at least in this case. I know that in a wood trees can be sparse, as opposed to dense, but what does it mean in a grid?

Great question! In all my VFP years I never even tried to figure out the meaning of the word.

So, sorry, I don't know.