PO item & & has multiple acct. assgt.

What causes this issue?

Purchase order item &V1& &V2& has multiple account assignment. For this
reason, no <GL:account_assignment>account assignment</> is taken from
it in the event of a goods receipt.

How to fix this error?

Please display the purchase order item if you wish to have details of
the account assignments.

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

Error message extract from SAP system. Copyright SAP SE.