Solution : https://service.sap.com/sap/support/notes/573300 (SAP Service marketplace login required)
Key words :
0b import support package 29, 1c import support package 21, older key dates, key date correctly, attached correction instructions, 0b support package 29, 1c support package 21, bw support packages, support package, 0b patch 29
Related Notes :
523189 | SAPBWNews BW 2.1C Support Package 21 |
523147 | SAPBWNews Support Package 29 for BW Release 2.0B |