Solution : https://service.sap.com/sap/support/notes/693216 (SAP Service marketplace login required)
Key words :
error message brain 804 appears, older support package versions, 0b import support package 36, 1c import support package 28, 0b support package 36, 1c support package 28, current support package, bw support packages, support package, 0b patch 36
Related Notes :
| 601024 | SAPBWNews BW 2.1C Support Package 28 |
| 601003 | SAPBWNews BW 2.0B Support Package 36 |
| 374297 | Check for referencing characteristics/navigation attributes |