'Error authorizing user with Halo 5 Guardians...'

‘…you will be unable to access online modes.’

Anyone else getting this? I can’t see any of my reqs either.

Yup. Mine says "unable to sync profile data

Looks like there was an update I needed. Restart your box and Halo 5. Should get the update.

Yup. Just got it. Got a little worried there for a sec