>That seemed to be the solution - but I'm puzzled as to why the original application did not require simular code interjection.

Yeah..I've wondered myself. Took me forever to track that down.

>Another Question-
>Is the Private Data Session on a formset Required for multi-user apps?
>I don't remember having that set for the original app, but I can't seem to do without it now.

I don't think it matters...however, just for the record, you should avoid using formsets with VFP.