Got an error on on Classic Season of Discovery, I have no other addon running and it only shows a black translucent bar instead of the browser.

Message: bad argument #5 to '?' (Usage: self:SetVertexColor(color [, a]))
Time: Mon Jan 22 06:38:08 2024
Count: 1
Stack: bad argument #5 to '?' (Usage: self:SetVertexColor(color [, a]))
[string "=[C]"]: in function SetVertexColor' [string "@Interface/SharedXML/Backdrop.lua"]:430: in function SetBackdropBorderColor'
[string "@Interface/AddOns/ClassicCodex/ui.lua"]:100: in function CreateBackdrop' [string "@Interface/AddOns/ClassicCodex/browser.lua"]:749: in main chunk [string "=[C]"]: ? [string "=[C]"]: in function LoadAddOn'
[string "@Interface/AddOns/ClassicCodex-loader/loader.lua"]:11: in function `tryLoad'
[string "@Interface/AddOns/ClassicCodex-loader/loader.lua"]:33: in main chunk

Locals: (*temporary) = "bad argument #5 to '?' (Usage: self:SetVertexColor(color [, a]))"