Solution : https://service.sap.com/sap/support/notes/1465290 (SAP Service marketplace login required)
Key words :
sap nw rfc sdk 7, nw rfc library, sap nwrfc sdk, current patch level, sap abap server, sap notes 1056472, patch level 8, rfc parameter, abap server, abap kernel
Related Notes :
1463159 | Problem with single character string of type RFCTYPE_STRING |
1025361 | Support and Availability of the SAP NetWeaver RFC Library |