not sure, i've actually been working on a technic launcher off and on. currently it's a little, broken. so, y'know, rebuilding it.
i updated a handful of things and, eh, not so pretty.
So, I'm just going to do a rebuild on it, it should work in theory since the launcher just downloads things, it's get getting the base set up done i have issues with
that darn forge trips me up every third time.