Solution : https://service.sap.com/sap/support/notes/664241 (SAP Service marketplace login required)
Key words :
type wrttp rwrttp reason, attached source code correction, actuals line item report, budget control system, terms rw bcs, running ea-ps 1, running ea-ps 2, report writer report, report writer, report created
Related Notes :
615597 | Adding Report Writer functionality to BCS |