Actually, there's a form property lresize that allows resizing the columns - although it appears now that the problem is not with the resizing, the problem is with the clicking on the header.

More details as they come

>>Hello again
>>
>>Got a grid on a pageframe,
>>
>>Grid has 5 columns - if you try to resize either of the outter columns (1st or 5th), no problem
>>if you try to resize the inner columns (2nd through 4th), it goes 'boom' with an 'alias not found' error
>>
>>Has anyone seen anything like this?
>>
>>Oh, if it helps, this thing is built off the MM framework
>
>In MM framework if I recall correctly, the grids columns are not resizable.
>
>Anyway, are you doing it in builder or on the form directly? In run-time or design-time?