[ActionsBars] Action Button bad Argument 'Set Cooldown'

[MrBean73]

197x ...ceBlizzard_ActionBar/Shared/ActionButton.lua:847: bad argument #1 to 'SetCooldown' (Usage: self:SetCooldown(start, duration [, modRate]). Secret values are only allowed during untainted execution for this argument.)
[Blizzard_ActionBar/Shared/ActionButton.lua]:847: in function <...ceBlizzard_ActionBar/Shared/ActionButton.lua:845>
[Blizzard_ActionBar/Shared/ActionButton.lua]:866: in function 'ActionButton_ApplyCooldown'
[Blizzard_ActionBar/Shared/ActionButton.lua]:842: in function 'ActionButton_UpdateCooldown'
[Blizzard_ActionBar/Shared/ActionButton.lua]:1003: in function 'OnEvent'
[Blizzard_ActionBar/Shared/ActionButton.lua]:223: in function <...ceBlizzard_ActionBar/Shared/ActionButton.lua:220>

Locals:
cooldown=ActionButton5Cooldown ActionButtonTemplate.xml:111
start=
duration=
enable=true
modRate=

Version 8.6.5

Version 8.6.3 was fine