>I've also tried the pageframe class.

My class?

>My problem is that I've got methods (like pageattrib, combocontrols, datacontrolsource) that loop through each pages and updates/refreshes each controls.
>I'll have an 'Object not found' errmsg if I'll be issue a RemoveObject() method in INIT().

I'm not sure what your saying here, can you be more clear?

>I have to settle for a Disabled page while waiting for VFP7.0 release.

Each page has an enabled property that you can set to .F., then the page is unselecteable, but still visible.