Solution : https://service.sap.com/sap/support/notes/562451 (SAP Service marketplace login required)
Key words :
0b import support package 28, 1c import support package 20, perform_index_0 termination occurs, 0b support package 28, 1c support package 20, stock query reason, bw support packages, support package, 0b patch 28, 1c patch 20
Related Notes :
523186 | SAPBWNews BW 2.1C Support Package 20 |