Solution : https://service.sap.com/sap/support/notes/596884 (SAP Service marketplace login required)
Key words : 
29 wenn mit receiverlisten gearbeitet wird darf nicht sortiert werden30, avoid additional short dumps, import qrfc version 45 supplement 10, avoid incorrect sorting, short dump occurs, unique database key, sendstate-arfcdest = qd_qrcv, api call 'trfc_set_queue_receiver_list', function module qrfc_get_call_sequence, import supplement 10
Related Notes : 
       
| 601721 | Supplement 11 for qRFC in 3.x,4.x, 6.10, 6.20 and 6.40 | 
| 582217 | |
| 438015 | Latest qRFC version and supplement for 3.x, 4.x, 6.10, 6.20 |