Bug description

Hi,
I use Questie v8.9.1 in Classic Era Version: 1.14.4.51311.
Turned off all other Addons but still get this error when i turn in the repeatable Quest: Gaining Accepptance from Master Smith Burninate. (https://www.wowhead.com/classic/quest=7737/gaining-acceptance)
After I Complete the Quest i get everytime this Error:

Lua Error:

Message: ...erface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:488: attempt to index field '?' (a nil value)
Time: Wed Sep 13 23:40:52 2023
Count: 1
Stack: ...erface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:488: attempt to index field '?' (a nil value)
[string "@Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua"]:488: in function CompleteQuest' [string "@Interface/AddOns/Questie/Modules/Quest/QuestEventHandler.lua"]:309: in function QuestTurnedIn'
[string "@Interface/AddOns/Questie/Modules/Quest/QuestEventHandler.lua"]:543: in function <...e/AddOns/Questie/Modules/Quest/QuestEventHandler.lua:539>

Locals: self =

{
autoBlacklist = {
}
ShouldShowQuestNotes = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:401
AcceptQuest = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:424
HideQuest = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:412
ToggleNotes = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:100
PopulateQuestLogInfo = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:1435
AbandonedQuest = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:514
SmoothReset = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:295
ClearAllToolTips = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:232
availableQuests = {
}
DrawDailyQuest = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:1843
GetAllQuestIds = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:656
UnhideQuest = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:418
GetAllQuestIdsNoObjectives = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:802
UpdateQuest = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:548
PopulateObjectiveNotes = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:1407
PopulateObjective = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:1074
AddFinisher = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:901
CheckQuestSourceItem = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:857
ResetAutoblacklistCategory = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:91
UpdateObjectiveNotes = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:831
CalculateAndDrawAvailableQuestsIterative = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:1832
CompleteQuest = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:486
Initialize = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:82
GetAllLeaderBoardDetails = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:1548
SetObjectivesDirty = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:645
ClearAllNotes = defined @Interface/AddOns/Questie/Modules/Quest/QuestieQuest.lua:203
private = {
}
}
questId = 7737
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = nil
(*temporary) = "attempt to index field '?' (a nil value)"
QuestiePlayer = {
GetLocalizedClassName = defined @Interface/AddOns/Questie/Modules/QuestiePlayer.lua:68
SetPlayerLevel = defined @Interface/AddOns/Questie/Modules/QuestiePlayer.lua:42
GetPartyMemberByName = defined @Interface/AddOns/Questie/Modules/QuestiePlayer.lua:134
GetPartyMembers = defined @Interface/AddOns/Questie/Modules/QuestiePlayer.lua:117
private = {
}
GetGroupType = defined @Interface/AddOns/Questie/Modules/QuestiePlayer.lua:72
currentQuestlog = {
}
GetPlayerLevel =