Stack trace below:

Message: Interface\AddOns\SpartanUI\core\Framework.lua:1205: bad argument #1 to 'match' (string expected, got nil)
Time: Mon Jul 9 10:11:04 2018
Count: 834
Stack: Interface\AddOns\SpartanUI\core\Framework.lua:1205: bad argument #1 to 'match' (string expected, got nil)
[C]: in function match' Interface\AddOns\SpartanUI\core\Framework.lua:1205: in function comma_value'
Interface\AddOns\SpartanUI_Artwork\StatusBars.lua:236: in function <Interface\AddOns\SpartanUI_Artwork\StatusBars.lua:128>
Interface\AddOns\SpartanUI_Artwork\StatusBars.lua:464: in function <Interface\AddOns\SpartanUI_Artwork\StatusBars.lua:461>

Locals: (temporary) = nil
(temporary) = "^([^%d]%d)(%d)(.-)$"
(*temporary) = "string expected, got nil"

Fixed in dfbc724