Hi,
I'm in your situation, i did the burn end it unsuccessfully. Did you have any luck trying to roll back? I went ahead a just brought a new disc but it wont get here until later next week. In the mean time, I want to address the inconvenience without NAV. I just get a blank screen asking for the inpropriate disc request but after reset, radio, camera, bt?, etc, seem to be in place except for the NAV requesting for the appropriate disc...thus, i can't change the language (Go into your NAV MENU and select "System Options", then select "Language".)
Any Help is appreciated. I have t