8.0 just hit live, and unfortunately it seems ArcHud doesn't work.
https://pastebin.com/wUMpq5Ky
https://pastebin.com/PNkg8N59
https://pastebin.com/qeBMZ26t
https://pastebin.com/KQ5VDYWv

and then 12 more for the various rings:
https://pastebin.com/E6v8ezPs

already fixed on branch wow8, building new release