The error message states, that the customer org code, customer plant and unloading point are missing or incorrect in this example.
Find the correct Header data in SupplyOn SCM and enter them in the xml file. For this:
- Open the xml file
- check the entry Order Number within the section Material Position
- Copy the order number
- Open SupplyOn SCM
- Click the process Orders
- enter the order number in the quick search field
- open the order
- open the tab Parties
Here you find all relevant details needed for a successful upload.