I was playing GTAV yesterday and It was working perfectly fine. I go on today and played halo4. while I was playing an online game is said "cant write you data because we cant find a storage device".My game froze so I turned it off and put it back on. My account was gone. I looked in the storage and my hard drive say"unformatted. I go to format. It loads but after awhile it says it cannot perform this action I tried it multiple time and it still do that HELP ME!!!!!