Solution : https://service.sap.com/sap/support/notes/514967 (SAP Service marketplace login required)
Key words :
Unicode, ASCII, EBCDIC, scu3, RSVTPROT, logging
Related Notes :
| 1319517 | Unicode Collection Note |
| 1042842 | Activity Logs: Unicode system converted from MDMP system |
| 895288 | Corrupted Information in SCU3 log after Migration to Unicode |
| 513839 | Table change logs not readable |
| 1916 | Logging table changes in R/3 |