Rank Reset

This morning i went onto MP and it said "Your rank data is from a earlyer vertion of the game, to continue you must reset your rank"
Has that happend to anyone else or just me?

i just say hahahaha why you useing unlocker or stat changer? your problem...have fun to do all over again

how to reset all the stats in mp?

@stevenz7, rank hack to prestige 10 and use a token to reset.