How To Fix WP631 - Supplier must be entered for automatic purchase order generation

SAP Error Message - Details

• Message type: E = Error

• Message class: WP - Messages from POS interface

• Message number: 631

• Message text: Supplier must be entered for automatic purchase order generation

What causes this issue?

You must state a supplier so that a purchase order for material &V1& can
be automatically generated in the backgroud.

System Response

You can state the supplier for a goods receipt item by using the
following transaction.
The transaction is started immediately after this information screen and
is supplied with values taken from the goods receipt interface.

Error message extract from SAP system. Copyright SAP SE.