Solution : https://service.sap.com/sap/support/notes/1428529 (SAP Service marketplace login required)
Summary : 
      This SAP Note discusses the updates and enhancements for BR*Tools version 7.20, chiefly its enhanced support for Oracle 11g databases. It highlights that BR*Tools is now compatible with all SAP releases and Oracle 10g or 11g databases. Notably, the utility version helps resolve multiple issues that are documented in individual notes linked within this composite note. For Oracle 11g on Unix platforms, a specific symbolic link setup in $ORACLE_HOME/lib is advised, with changes for SAP Kernel 7.20_EXT users. Users should download the latest BR*Tools patch from the SAP Service Marketplace to access these enhancements.
Key words : 
patch    date        note      tool   1   2010-01-26  1430669  br toolsbr tools support, esourcing databases  10   2010-11-24  1532316  brconnectmissing_statistics alert directly, brspace   4   2010-07-28  1493500  br toolsbr tools terminate, brspace   9   2010-10-27  1523205  br toolsbr tools support, 20 patch 15the latest patch level, update statistics  11   2011-01-27  1553244  brconnectlong runtimes, rman call  15   2011-06-30  1605578  br toolscorrections, disk   7   2010-08-25  1502257  brbackupno incremental backup, importing archivelog files  14   2011-05-04  1585727  brarchive, recent br tools patch
Related Notes : 
       
| 1638356 | Additional information about BR*Tools Version 7.20 EXT | 
| 1605578 | Corrections in BR*Tools 7.20 patch 15 and 7.10 patch 40 | 
| 1585727 | Syntax error in the "keep" option with RMAN call | 
| 1564526 | Core dump in BRARCHIVE when importing archivelog files | 
| 1553245 | Corrections in BR*Tools regarding Oracle 11g | 
| 1553244 | Long runtimes of BRCONNECT function "check" | 
| 1532316 | MISSING_STATISTICS alert directly after update statistics | 
| 1523205 | BR*Tools support for eSourcing databases | 
| 1515982 | Oracle error messages during index compression with BRSPACE | 
| 1502257 | No incremental backup possible with BRBACKUP 7.20 (6) | 
| 1493614 | Parallel incremental backup on disk | 
| 1493613 | Rebuilding indexes after recovery fails with BR1179E | 
| 1493500 | BR*Tools terminate with segmentation fault (core dump) | 
| 1464156 | Support for index compression in BRSPACE 7.20 | 
| 1464155 | Error in BRSPACE w/ options -f|-file and -a5|-autoextend5 | 
| 1430669 | BR*Tools support for Oracle 11g |