I just got this for the first time:

Message: ...nterface\AddOns\GearHelper\Gear\GH_TooltipHelper.lua:28: ItemLink is not valid : nil
Time: Thu Jan 27 15:52:40 2022
Count: 1
Stack: ...nterface\AddOns\GearHelper\Gear\GH_TooltipHelper.lua:28: ItemLink is not valid : nil
[string "=[C]"]: in function error' [string "@Interface\AddOns\GearHelper\Gear\GH_TooltipHelper.lua"]:28: in function BuildItemFromTooltip'
[string "@interface\AddOns\GearHelper\GH_Cache.lua"]:23: in function GetItemByLink' [string "@Interface\AddOns\GearHelper\GH_Events.lua"]:261: in function <Interface\AddOns\GearHelper\GH_Events.lua:245> [string "=[C]"]: ? [string "@Interface\AddOns\TomTom\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:29: in function <...Tom\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:25> [string "@Interface\AddOns\TomTom\libs\CallbackHandler-1.0\CallbackHandler-1.0.lua"]:64: in function Fire'
[string "@interface\AddOns\TomTom\libs\AceEvent-3.0\AceEvent-3.0.lua"]:120: in function <...ace\AddOns\TomTom\libs\AceEvent-3.0\AceEvent-3.0.lua:119>

Locals: