Different order supplier & for delivery costs item in PO &

What causes this issue?

You entered a goods invoice with delivery costs.
In an item for delivery costs in purchase order &V2&, supplier &V1& has
been entered. The purchase order is not selected, since only purchase
orders are listed for <LS>Selection supplier</> &V3&.
INCLUDE MM_IV_MELDUNGEN OBJECT DOKU ID TX

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?

Check your entries and make any necessary corrections.

Error message extract from SAP system. Copyright SAP SE.