Solution : https://service.sap.com/sap/support/notes/554138 (SAP Service marketplace login required)
Key words : 
prerequisites advance development solution brarchive, offline redo log files, remain disaster recovery-compliant, <sapreorg_dir>/cntrl<sid>, oracle control file, control file, reorg<sid>, brarchive backup, brarchive tape, backup sets
Related Notes : 
       
| 514205 | Corrections in BR*Tools version 6.20 | 
| 403706 | Corrections in BR*Tools Version 6.10 |