Solution : https://service.sap.com/sap/support/notes/793847 (SAP Service marketplace login required)
Key words :
manually create function module rfc_set_communication_codepage, existing function group urfc, sap character set identifier, ignore conversion error option, user-defined rfc destination, ale sap system group, active dialog user, tcp/ip connection, tci/ip connection, inbound processing procedure
Related Notes :
| 1319517 | Unicode Collection Note |
| 991604 | RFC patch collection 42 2006 |
| 803433 | RFC patch collection 51 2004 |
| 797809 | RFC patch collection 49 2004 |
| 613389 | ALE SAP system group with Unicode systems |