Solution : https://service.sap.com/sap/support/notes/491028 (SAP Service marketplace login required)
Key words :
basis support package level 01for systems, basis support package level 97 release 4, basis support package level 72 release 4, basis support package level 50 release 4, basis support package level 38 release 4, basis support package level 29 release 4, basis support package level 18 release 6, basis support package level 13 release 6, alternatively import qrfc version 6, basis release 3
Related Notes :
| 501647 | Supplement 7 of qRFC version 6.20.045 for 3.x,4.x and 6.10 |
| 481278 | Installing qRFC Version 6.20.045 |