버그스택 질문입니다

20x Lua error in aura '주문 경보 Toggle': 활성 조건 1

WeakAuras 버전: 5.8.7

[string "return function()"]:6: attempt to index field '?' (a nil value)

[string "return function()"]:6: in function <[string "return function()"]:1>

[string "=[C]"]: in function `xpcall'

[string "@WeakAuras/GenericTrigger.lua"]:718: in function <WeakAuras/GenericTrigger.lua:627>

[string "@WeakAuras/GenericTrigger.lua"]:867: in function `ScanEventsInternal'

[string "@WeakAuras/GenericTrigger.lua"]:821: in function `ScanEvents'

[string "@WeakAuras/GenericTrigger.lua"]:1066: in function <WeakAuras/GenericTrigger.lua:1051>

Locals:

class = "EVOKER"

spec = 1473

(*temporary) = <function> defined =[C]:-1

(*temporary) = "displaySpellActivationOverlays"

(*temporary) = nil

(*temporary) = "_1473"

(*temporary) = "1473"

(*temporary) = "attempt to index field '?' (a nil value)"

혹시 어느부분에서 버그가 나는건지 아시는분계실까요?