[need help]

I did the redownload from my history and i was able to get two out of three but my fotus armor still wont apear i think the date got corrupted

[need help]

So i was playing halo 4 matchmaking when all of the sudent every single player on the match drop out amd as a result disxomecting me out of xbox life and freezing my game so after i turn ot of and turn it back on i notice that my fotus, dead eye and, artic skins were missing. I have try every step microsoft has told me and cant still get my foutus armor back plz help