my stats won't update

i’m not sure if its just me but when i play halo 3 and only halo 3 it does this it does not record my stats if anyone knows who to report this to please tell me cause i know some of my friends don’t have this problem so i’m pretty sure its just a problem with my account or something anyway if anyone knows a way to report this to someone who can fix it please tell me

Halo 3 stats haven’t been recording since Day 1 for multiplayer.

Only campaign stats for Halo 3 will record.

> 2533274829610030;2:
> Halo 3 stats haven’t been recording since Day 1 for multiplayer.
>
> Only campaign stats for Halo 3 will record.

ah so it isn’t just me alright thanks for the info