If you try to exchange your emblems right now, you’ll be greeted by the following Lua error, but there is a script to bypass the error.
Emblems Overview Guide
When trying to exchange emblems right now, you’ll receive the following Lua error:
Interface_TBC/FrameXML/MerchantFrame.lua:705: Usage: GetItemQualityColor(index)
“]: in function `GetItemQualityColor’
:705: in function `MerchantFrame_ConfirmExtendedItemCost’
:565: in function `MerchantItemButton_OnClick’