Quote Originally Posted by abstruse View Post
I tried to update my 1T0035680C from SW 2760 to 4120 today and it seems to get stuck.

It picks up the SWL-CD and begins the install then after a reboot or two it searches for a SWL image, and then says "not a valid swl source"

Should I be able to update straight to 41xx from 27xx? or should I try an 3xxx or SW Downgrade first?
Burn it on a different disc at the slowest speed possible Use a DVD-or + R with IMGburn and you should have no trouble I had to go to 39xx and then to 4020 and 4120.