파티모집 기능을 이용할때마다 엄청난 오류가 발생해서 그런데 혹시 어떤게 문제일까요?

답변해주시면 감사하겠습니다~! 항상 감사합니다!

1969x bad argument #1 to '?' (Usage: local activityInfo = C_LFGList.GetActivityInfoTable(activityID [, questID, showWarmode]))
[string "=[C]"]: in function `GetActivityInfoTable'
[string "return function() local DungeonCategory = 2"]:145: in function <[string "return function() local DungeonCategory = 2"]:136>
[string "return function() local DungeonCategory = 2"]:247: in function <[string "return function() local DungeonCategory = 2"]:237>
[string "=(tail call)"]: ?
[string "return function() local DungeonCategory = 2"]:365: in function <[string "return function() local DungeonCategory = 2"]:362>
[string "=[C]"]: in function `LFGListApplicationViewer_UpdateApplicantMember'
[string "@Blizzard_GroupFinder/Mainline/LFGList.lua"]:1801: in function <...aceBlizzard_GroupFinder/Mainline/LFGList.lua:1789>
[string "=[C]"]: in function `LFGListApplicationViewer_UpdateApplicant'
[string "@Blizzard_GroupFinder/Mainline/LFGList.lua"]:1760: in function `LFGListApplicationViewer_InitButton'
[string "@Blizzard_GroupFinder/Mainline/LFGList.lua"]:1501: in function `initializer'
[string "@Blizzard_SharedXML/Shared/Scroll/ScrollBoxListView.lua"]:374: in function `InvokeInitializer'
[string "@Blizzard_SharedXML/Shared/Scroll/ScrollBoxListView.lua"]:392: in function <...izzard_SharedXML/Shared/Scroll/ScrollBoxListView.lua:391>
...
[string "@Blizzard_SharedXMLBase/CallbackRegistry.lua"]:147: in function `TriggerEvent'
[string "@Blizzard_SharedXML/Shared/Scroll/ScrollBoxListView.lua"]:319: in function `SignalDataChangeEvent'
[string "@Blizzard_SharedXML/Shared/Scroll/ScrollBoxListView.lua"]:299: in function `SetDataProvider'
[string "@Blizzard_SharedXML/Shared/Scroll/ScrollBox.lua"]:639: in function `SetDataProvider'
[string "@Blizzard_GroupFinder/Mainline/LFGList.lua"]:1784: in function `LFGListApplicationViewer_UpdateResults'
[string "return function() local DungeonCategory = 2"]:662: in function <[string "return function() local DungeonCategory = 2"]:592>
[string "=[C]"]: in function `LFGListUtil_SortApplicants'
[string "@Blizzard_GroupFinder/Mainline/LFGList.lua"]:1712: in function `LFGListApplicationViewer_UpdateResultList'
[string "@Blizzard_GroupFinder/Mainline/LFGList.lua"]:1517: in function `onEvent'
[string "@Blizzard_GroupFinder/Mainline/LFGList.lua"]:262: in function <...aceBlizzard_GroupFinder/Mainline/LFGList.lua:171>

Locals:
(*temporary) = "bad argument #1 to '?' (Usage: local activityInfo = C_LFGList.GetActivityInfoTable(activityID [, questID, showWarmode]))"