WowAce

68x [ADDON_ACTION_BLOCKED] AddOn 'GladiusEx' tried to call the protected function 'GladiusExArenaFrame:Show()'.
[string "@!BugGrabber\BugGrabber.lua"]:519: in function <!BugGrabber\BugGrabber.lua:519>
[string "=[C]"]: in function `Show'
[string "@GladiusEx\GladiusEx.lua"]:577: in function `ShowFrames'
[string "@GladiusEx\GladiusEx.lua"]:645: in function `?'
[string "@Masque\Libs\CallbackHandler-1.0\CallbackHandler-1.0-7.lua"]:119: in function <...que\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:119>
[string "=[C]"]: ?
[string "@Masque\Libs\CallbackHandler-1.0\CallbackHandler-1.0-7.lua"]:29: in function <...que\Libs\CallbackHandler-1.0\CallbackHandler-1.0.lua:25>
[string "@Masque\Libs\CallbackHandler-1.0\CallbackHandler-1.0-7.lua"]:64: in function `Fire'
[string "@Bartender4\libs\AceEvent-3.0\AceEvent-3.0-4.lua"]:120: in function <Bartender4\libs\AceEvent-3.0\AceEvent-3.0.lua:119>

No clue how that got tainted.