WowAce

i got this error on every login to a character , 

Message: Interface\AddOns\Ace3\AceHook-3.0\AceHook-3.0.lua:180: Attempting to rehook already active hook RefreshDisplay.
Time: Sun May 31 12:43:13 2020
Count: 1
Stack: Interface\AddOns\Ace3\AceHook-3.0\AceHook-3.0.lua:180: Attempting to rehook already active hook RefreshDisplay.
[string "@Interface\AddOns\TradeSkillMaster\LibTSM\Service\ErrorHandler.lua"]:733: in function <...Ons\TradeSkillMaster\LibTSM\Service\ErrorHandler.lua:693>
[string "=(tail call)"]: ?
[string "=[C]"]: ?
[string "@Interface\AddOns\Ace3\AceHook-3.0\AceHook-3.0.lua"]:180: in function <Interface\AddOns\Ace3\AceHook-3.0\AceHook-3.0.lua:118>
[string "@Interface\AddOns\Ace3\AceHook-3.0\AceHook-3.0.lua"]:341: in function `SecureHook'
[string "@Interface\AddOns\TradeSkillInfo\TradeskillInfo.lua"]:348: in function `HookTradeSkillUI'
[string "@Interface\AddOns\TradeSkillInfo\TradeskillInfo.lua"]:258: in function `?'
[string "@Interface\AddOns\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:119: in function <...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:119>
[string "=[C]"]: ?
[string "@Interface\AddOns\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:29: in function <...Ons\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua:25>
[string "@Interface\AddOns\Ace3\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:64: in function `Fire'
[string "@Interface\AddOns\Ace3\AceEvent-3.0\AceEvent-3.0.lua"]:120: in function <Interface\AddOns\Ace3\AceEvent-3.0\AceEvent-3.0.lua:119>
...
[string "=[C]"]: in function `Initialize'
[string "@Interface\AddOns\ElvUI\init.lua"]:141: in function <Interface\AddOns\ElvUI\init.lua:140>
[string "=[C]"]: ?
[string "@Interface\AddOns\Ace3\AceAddon-3.0\AceAddon-3.0.lua"]:70: in function <Interface\AddOns\Ace3\AceAddon-3.0\AceAddon-3.0.lua:65>
[string "@Interface\AddOns\Ace3\AceAddon-3.0\AceAddon-3.0.lua"]:527: in function `EnableAddon'
[string "@Interface\AddOns\Ace3\AceAddon-3.0\AceAddon-3.0.lua"]:620: in function <Interface\AddOns\Ace3\AceAddon-3.0\AceAddon-3.0.lua:605>
[string "=[C]"]: in function `LoadAddOn'
[string "@Interface\FrameXML\UIParent.lua"]:457: in function `UIParentLoadAddOn'
[string "@Interface\FrameXML\UIParent.lua"]:580: in function `TimeManager_LoadUI'
[string "@Interface\FrameXML\UIParent.lua"]:1266: in function <Interface\FrameXML\UIParent.lua:1164>

Locals: <none>

This is an issue with an addon using AceHook (wrongly), not Ace3 itself.

Seems to be from TradeSkillInfo.