It depends. There are some things in 1.0 and 1.1 that were depricated. For 2.0 and higher, it should just be a recompile.



>Graig, as one who is not using .NET as of yet, I have a question for you:
>
>The link says basically they encourage anyone using Net 3.0 or 3.5 to move to 3.5 sp1 in the next year or so. My question is, is that a big issue, or just a re-compile for no reall issues?