I was on my way home from the bears/packers game last night (to chicago area) leaving the game the nav was telling to to take back roads then I switched it to fast and it keept telling me to turn around and go back to the stadium every time I passed an off ramp?? I deleted the route and keept tring to reprogram didnt help after about 5mins I just shut it off about 50 miles down the road I turned it on and ever thing was ok??? is this a bug?

F700ft/3.1 update

I was on my way home from the bears/packers game last night (to chicago area) leaving the game the nav was telling to to take back roads then I switched it to fast and it keept telling me to turn around and go back to the stadium every time I passed an off ramp?? I deleted the route and keept tring to reprogram didnt help after about 5mins I just shut it off about 50 miles down the road I turned it on and ever thing was ok??? is this a bug?

 

F700ft/3.1 update

Traffic rerouting, may be?