Message: Interface_Wrath\FrameXML\CompactUnitFrame.lua:1126: attempt to compare number with nil
Time: Sat Nov 5 22:57:19 2022
Count: 1
Stack: Interface_Wrath\FrameXML\CompactUnitFrame.lua:1126: attempt to compare number with nil
[string "=[C]"]: in function CompactUnitFrame_UpdateDebuffs' [string "@Interface_Wrath\FrameXML\CompactUnitFrame.lua"]:565: in function CompactUnitFrame_UpdateAuras'
[string "@interface\AddOns\BigDebuffs\BigDebuffs.lua"]:773: in function Refresh' [string "@Interface\AddOns\BigDebuffs\BigDebuffs.lua"]:1008: in function <Interface\AddOns\BigDebuffs\BigDebuffs.lua:1006> [string "=[C]"]: ? [string "@Interface\AddOns\BigDebuffs\Libs\AceConfig-3.0\AceConfigDialog-3.0\AceConfigDialog-3.0.lua"]:45: in function <...nfig-3.0\AceConfigDialog-3.0\AceConfigDialog-3.0.lua:43> [string "@Interface\AddOns\BigDebuffs\Libs\AceConfig-3.0\AceConfigDialog-3.0\AceConfigDialog-3.0.lua"]:822: in function <...nfig-3.0\AceConfigDialog-3.0\AceConfigDialog-3.0.lua:649> [string "=[C]"]: ? [string "@Interface\AddOns\Atlas\Libs\AceGUI-3.0\AceGUI-3.0.lua"]:72: in function <...nterface\AddOns\Atlas\Libs\AceGUI-3.0\AceGUI-3.0.lua:70> [string "@Interface\AddOns\Atlas\Libs\AceGUI-3.0\AceGUI-3.0.lua"]:306: in function Fire'
[string "@interface\AddOns\Atlas\Libs\AceGUI-3.0\widgets\AceGUIWidget-Button.lua"]:22: in function <...tlas\Libs\AceGUI-3.0\widgets\AceGUIWidget-Button.lua:19>

Locals: (*temporary) = defined =[C]:-1
= defined @Interface_Wrath\FrameXML\CompactUnitFrame.lua:887
= defined @interface\AddOns\BigDebuffs\BigDebuffs.lua:1726

Same, I have found that if you disable "Raid Frames" first, then the test button works as expected without error, in case that helps track down the cause of the issue.