WoWInterface - InfoBar

I keep getting this error if I mouse over the currency on my infobar

Code:

x1  nibRealUI\Infobar\Blocks.lua:2368: bad argument #1 to '(for generator)' (table expected, got nil)

Stack: [C] in function '(for generator)'

nibRealUI\Infobar\Blocks.lua:2368: in function 'OnEnter'

nibRealUI\Infobar\Bar.lua:62: in function <nibRealUI\Infobar\Bar.lua:47>

Time: 2017/12/06 01:04:34 Index: 1/2

Version: 8.1 r20f

Locals:

(*temporary) = nil

(*temporary) = nil

(*temporary) = "table expected, got nil"