Enter the usage of the material &2 in item &

What causes this issue?

The usage of the material is missing for this item of the Nota Fiscal.

System Response

The Nota Fiscal can not be posted.

How to fix this error?

Please maintain the usage of the material in the accounting view of
the material master. If this is an item without material master
specification, then please enter the usage on the item screen.

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.