Message: ...dOns\RatingBuster\libs\AceEvent-3.0\AceEvent-3.0.lua:13: Cannot find a library instance of "CallbackHandler-1.0".
Time: Wed Jun 2 00:12:29 2021
Count: 1
Stack: ...dOns\RatingBuster\libs\AceEvent-3.0\AceEvent-3.0.lua:13: Cannot find a library instance of "CallbackHandler-1.0".
[string "=[C]"]: in function error' [string "@Interface\AddOns\Auctionator\Libs\LibItemUpgradeInfo-1.0\LibStub\LibStub.lua"]:38: in function LibStub'
[string "@interface\AddOns\RatingBuster\libs\AceEvent-3.0\AceEvent-3.0.lua"]:13: in main chunk

Locals: (*temporary) = "Cannot find a library instance of "CallbackHandler-1.0"."

it's works