SAP Message V4217 - Several billing documents are affected by the cancellation

Diagnosis
Cancellation document &V1& sent in by the customer refers to more thanone billing document, including:
Billing document &V2&
Billing document &V3&

System Response
The system terminates processing of the intermediate document (IDoc).

Procedure
Correct the IDoc so that it refers to only one billing document andprocess it again.