SAP Message 8B194 - Enter the original document and item in line &

Diagnosis
For return Notas Fiscais, the referenced document and referenced lineitem must be entered per item.

System Response
It is not possible to continue.

Procedure
Please enter the complete return information for this item, i.e. thenumber of the original document and the number of the item within thedocument that you are refering to with your return.