Solution : https://service.sap.com/sap/support/notes/676572 (SAP Service marketplace login required)
Key words :
method type visibility _del_double_leaf instance private parameter type typing reference type c_ts_node changing type rrhi_ts_node instance import support package 18, 1c import support package 12, lower support package versions, 1 content support package 12, current support package, 0b support package 18, bw support packages, support package, 1c patch 12, 0b patch 18
Related Notes :
| 662124 | OLAP: Error when filtering on duplicate leaves |
| 647747 | SAPBWNews BW 3.0B Support Package 18 |
| 601038 | SAPBWNews BW 3.1 Content Support Package 12 |