Solution : https://service.sap.com/sap/support/notes/563478 (SAP Service marketplace login required)
Key words :
0b import support package 29, 1c import support package 21, bw support packages, hierarchy authorization reason, 0b patch 29, 1c patch 21, hierarchy authorizations, customer exit, reporting variables, terms authorizations
Related Notes :
523186 | SAPBWNews BW 2.1C Support Package 20 |