7x Blizzard_InspectUI/InspectPVPFrame.lua:71: bad argument #1 to 'UnitFactionGroup' (Usage: local factionGroupTag, localized = UnitFactionGroup(unitName [, checkDisplayRace]))
[string "=[C]"]: in function `UnitFactionGroup'
[string "@Blizzard_InspectUI/InspectPVPFrame.lua"]:71: in function `InspectPVPFrame_Update'
[string "@Blizzard_InspectUI/InspectPVPFrame.lua"]:60: in function <Blizzard_InspectUI/InspectPVPFrame.lua:58>

Locals:
(*temporary) = nil

이거 계속 뜨는데,, 어떻게 수정할 수 있는지 아시는분 있을까요?