Originally posted by AlphaDenver
Make sure versions are correct, also use a TU6 patch file.
TU6 is different then TU5 in which using a TU5 while in TU6 does not work quite so well.
I had that problem and freaked out...it too me and Matt a good 20 - 30 minutes to figure out I had an old TU.
But wouldn't I already have to be doing that to have it running in a system link?
Did you have an account on your normal xbox in the lobby or did you just have it set up on your jtag?