How To Fix V2004 - Copying from sales document type &1 to &2 is not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: V2 - Kopierfunktionen der Verkaufsbelegbearbeitung

• Message number: 004

• Message text: Copying from sales document type &1 to &2 is not supported

What causes this issue?

According to the rules defined in copying control copying &V1& to &V2&
is not allowed.
INCLUDE 'NA_NO_PROCESSING_2' OBJECT DOKU ID TX LANGUAGE E
INCLUDE 'NA_CHECK_ENTRY' OBJECT DOKU ID TX LANGUAGE E
If you want copying &V1& to &V2& to be allowed, you must add to the
entries in copying control.
INCLUDE 'NA_CUST_MAINTAIN' OBJECT DOKU ID TX LANGUAGE E

<ds:TRAN.OVV0>Proceed</>
ENDIF

Error message extract from SAP system. Copyright SAP SE.