My Auctions error

Hey Folks New to this forum stuff. hopefully this is the right spot to ask for help.

When I go into my auction to check on my cars i am selling some a some display. the remainder get a server is not available.
I have 8 cars for sale. top 4 show up. out of the bottom 4 one has finished with no bids. I now cannot retrieve this car now.

I have restated game, computer and network. Also i can play and see online races as well on other players. so it is connected to forza