Encountered in Remix.

1x [ADDON_ACTION_FORBIDDEN] AddOn 'BetterWardrobe' tried to call the protected function 'UpgradeItem()'.
[string "@!BugGrabber/BugGrabber.lua"]:485: in function <!BugGrabber/BugGrabber.lua:485>
[string "=[C]"]: in function UpgradeItem' [string "@Blizzard_ItemUpgradeUI/Blizzard_ItemUpgradeUI.lua"]:110: in function OnConfirm'
[string "@Blizzard_StaticPopup_Frame/Mainline/StaticPopup.lua"]:332: in function OnAccept' [string "@Blizzard_StaticPopup/Mainline/StaticPopup.lua"]:1032: in function StaticPopup_OnClick'
[string "*StaticPopup.xml:23_OnClick"]:1: in function <[string "*StaticPopup.xml:23_OnClick"]:1>

Locals:
_ = Frame {
RegisterEvent = defined @!BugGrabber/BugGrabber.lua:491
0 =
UnregisterEvent = defined @!BugGrabber/BugGrabber.lua:491
SetScript = defined @!BugGrabber/BugGrabber.lua:491
}
event = "ADDON_ACTION_FORBIDDEN"
events =

{
ADDON_ACTION_BLOCKED = defined @!BugGrabber/BugGrabber.lua:557
ADDON_ACTION_FORBIDDEN = defined @!BugGrabber/BugGrabber.lua:557
PLAYER_LOGIN = defined @!BugGrabber/BugGrabber.lua:551
LUA_WARNING = defined @!BugGrabber/BugGrabber.lua:566
ADDON_LOADED = defined @!BugGrabber/BugGrabber.lua:511
}