re #374 Trying export code encounter error

Cannot test due to following errors with depending items that i tried to
fix but did not work, Unsure how to fix properly.
[20:40:54] Interface\AddOns\GHI\Containers\GHI_ExportItem.lua:62:
attempt to index local 'dItem' (a nil value)
[C]:
?
Interface\AddOns\GHI\Containers\GHI_ExportItem.lua:62: in function
<Interface\AddOns\GHI\Containers\GHI_ExportItem.lua:29>
(tail call):
?
Interface\AddOns\GHI\UI\GHI_ExportMenu.lua:69: in function
`StartExport'
Interface\AddOns\GHI\UI\GHI_ExportMenu.lua:217: in
function <Interface\AddOns\GHI\UI\GHI_ExportMenu.lua:216>