How To Fix WS879 - No article and no supplier article number were entered

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 879

• Message text: No article and no supplier article number were entered

What causes this issue?

For the settlement document type, settings were made so that the
material is determined directly or via the supplier's material number.
However, neither a material nor a supplier material number was
transferred.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Enter a supplier material number of the supplier or a material or change
the setting of the settlement document type.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.