Not sure if its related with this addon or not since error i see was reported before
Message: bad argument #1 to '?' (Usage: local info = C_QuestLog.GetQuestTagInfo(questID))
Debug:
[string "=(tail call)"]: ?
[string "=(tail call)"]: ?
[string "=[C]"]: ?
[string "=[C]"]: ?
[string "@Interface/AddOns/WQAchievements/WQAchievements.lua"]:936: Reward()
[string "@Interface/AddOns/WQAchievements/WQAchievements.lua"]:289: CreateQuestList()
[string "@Interface/AddOns/WQAchievements/WQAchievements.lua"]:454: ?()
[string "@Interface/AddOns/Ace3/AceTimer-3.0/AceTimer-3.0.lua"]:55:
Interface/AddOns/Ace3/AceTimer-3.0/AceTimer-3.0.lua:50
this is error i get from this addon
but i also get achievement frame trying to compare me or with ppl i group up in game.Does this addon trigger something like that?

10x ill try that.Compare issues is from other addon btw.

@Addonman go here and remplace all file by the PR #169

Works for me !