1x Engraver/Engraver.lua:97: bad argument #1 to 'ipairs' (table expected, got nil)
[string "=[C]"]: in function `ipairs'
[string "@Engraver/Engraver.lua"]:97: in function `ResetRuneButtons'
[string "@Engraver/Engraver.lua"]:34: in function `UpdateCategory'
[string "@Engraver/Engraver.lua"]:20: in function <Engraver/Engraver.lua:15>

Locals:
(*temporary) = nil
(*temporary) = "table expected, got nil"
 = <function> defined =[C]:-1