Ok here's my deal:
I updated my D3 about 2 months ago and never really had any problems with the update, but starting a couple weeks ago I started getting the "Insert Appropriate Disk" error, and I got it a couple times, but some reason it fixed itself and seems to work fine (as of right now).
But now all of the sudden my navigation is just not working at all. It seems as if it is offline because the time that is synced with the satellite is showing "--:--". So when this happens, the arrow will be pointing in almost every direction but straight.
Also, when it does go back onlin