Solution : https://service.sap.com/sap/support/notes/1005481 (SAP Service marketplace login required)
Key words :
sapbwnews bw support package 20 netweaver'04 stack 20, quick parallel asynchronous processes, short dump message_type_x occurs, sap bw releases 3, terms rspc004 reason, additional support packages, process chain log, 50 import support package 20, 0 import support package 12, attached correction instructions
Related Notes :
986891 | SAPBWNews BW Support Package 20 NetWeaver '04 Stack 20 RIN |
914305 | SAPBINews NetWeaver 7.0 BI Support Package 11 |