Solution : https://service.sap.com/sap/support/notes/1012503 (SAP Service marketplace login required)
Key words :
service data download, terms rfc connection, rfc connection, -abap components, sdccn reason, coding error, field storing, attached corrections, prerequisites, performing
Related Notes :
976054 | Availability of EWA for Non ABAP components |
91488 | SAP Support Services - Central preparatory note |