>I have a page frame with two pages and a grid on each page.
>The grids are set with a parent-child relation and works very well.
>At some point I call a spell checker to verify current records. In that process I do a loop on selected records and pass them to the speller.
>When I return from the speller form, the content of the grids disapeared. Records are still ok but information not visible anymore in grids.
>
>It is like cursors of grids lost track while the spellcheck was done. I tried refresh() without success.

I had something like that once. Forcing Refresh() was not working so we had to find a workaround. In the current framework you are using, if you look at the Delete class, you'll find a workaround which consist of changing the grid height. This may work.