Hi, please specify DB and OS version. BTW, oracle has many bugs regarding this function. Maybe you're hitting the bug 5599596: Block corruption / OERI [kddummy_blkchk] on clustered or compressed tables Stefano On 13 December 2010 18:53, Gupta, Deepender K <DGUPTA@xxxxxxxxxxx> wrote: > Hello Everyone, > > > > We did a switchover to the backup site past weekend and then switched back > to the primary site. After the switchback, the recovery process on the > standby site failed with the ORA 600 error message. We restarted the > database and started the recovery with the "RECOVER STAND BY DATABSAE" but > had the same error messages. Any suggestions? > > > > --------------------------------------------------------------------------------------------------------------------------- > > Media Recovery Log /u06/arch/rbtp/arch_460544197_1_153892.arc > Mon Dec 13 09:10:44 2010 > Errors in file /u01/app/oracle/admin/rbtp/bdump/rbtp1/rbtp1_p002_761271.trc: > ORA-00339: archived log does not contain any redo > ORA-00334: archived log: '/u04/oradata/rbtp/redo_rbtp1_03a.log' > Mon Dec 13 09:10:44 2010 > Errors in file /u01/app/oracle/admin/rbtp/bdump/rbtp1/rbtp1_p002_761271.trc: > ORA-00600: internal error code, arguments: [kddummy_blkchk], [15], [186825], > [6401], [], [], [], [] > Mon Dec 13 09:10:57 2010 > Errors in file /u01/app/oracle/admin/rbtp/bdump/rbtp1/rbtp1_p002_761271.trc: > ORA-00600: internal error code, arguments: [kddummy_blkchk], [15], [186825], > [6401], [], [], [], [] > Mon Dec 13 09:11:03 2010 > Trace dumping is performing id=[cdmp_20101213091103] > Mon Dec 13 09:11:03 2010 > Errors in file /u01/app/oracle/admin/rbtp/bdump/rbtp1/rbtp1_p002_761271.trc: > ORA-10562: Error occurred while applying redo to data block (file# 15, > block# 186825) > ORA-10564: tablespace SYSAUX > ORA-01110: data file 15: '/u01/oradata/rbtp/sysaux_01.dbf' > ORA-10561: block type 'TRANSACTION MANAGED INDEX BLOCK', data object# 231764 > ORA-00600: internal error code, arguments: [kddummy_blkchk], [15], [186825], > [6401], [], [], [], [] > Mon Dec 13 09:11:03 2010 > Errors with log /u06/arch/rbtp/arch_460544197_1_153892.arc > Mon Dec 13 09:11:03 2010 > Media Recovery failed with error 12801 > ORA-283 signalled during: ALTER DATABASE RECOVER LOGFILE > '/u06/arch/rbtp/arch_460544197_1_153892.arc' ... > Mon Dec 13 09:11:03 2010 > ALTER DATABASE RECOVER CANCEL > ORA-1112 signalled during: ALTER DATABASE RECOVER CANCEL ... > Mon Dec 13 09:24:47 2010 -- http://www.stefanocislaghi.eu -- //www.freelists.org/webpage/oracle-l