You do not have authorization for plant & and activity &

What causes this issue?

You do not have authorization to process an invoice for plant &V1& with
activity &V2&.

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?

Your system administrator must enter plant &V1& in the authorization
object <ZH>Invoice receipt for plant</> for activity &V2& for you, so
that you can post the invoice.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.