Solution : https://service.sap.com/sap/support/notes/595305 (SAP Service marketplace login required)
Key words :
0b import support package 31, 1c import support package 23, incorrect/unknown message, 0b support package 31, 1c support package 23, bw support packages, deleted characteristic reason, support package, 1c patch23, sapbwnews bw 2
Related Notes :
| 523203 | SAPBWNews BW 2.1C Support Package 23 |
| 523150 | SAPBWNews BW 2.0B Support Package 31 |