Cannot play halo 5 match making

Games Halo 5: Guardians
1

My other games work fine. 343i plz

2

When i Try to connect to the lobby it says ATTENTION, and will not let me

3

I have the same problem.

Any idea how to fix it?..

4

> 2533274822570841;3:
> I have the same problem.
>
> Any idea how to fix it?..

No clue. I’ve done everything I can think of