Hello! The backup policy we've in our organization is: RMAN - 0300 hrs Export - 0500 hrs When I logged in today n checked the Alert logfile it shows: Corrupt block relative dba: 0x0bd54373 (file 47, block 1393523) Fractured block found during backing up datafile Data in bad block - type: 6 format: 2 rdba: 0x0bd54373 last change scn: 0x0002.cf262152 seq: 0x1 flg: 0x04 consistency value in tail: 0x26e70606 check value in block header: 0x7058, computed block checksum: 0x3ce2 spare1: 0x0, spare2: 0x0, spare3: 0x0 *** Reread of blocknum=1393523, file=/u1/ibs/data/datausr04.dbf. found valid data Hex dump of Absolute File 47, Block 1393863 in trace file /u5/ibs/dump/udump/mcibs54_ora_22273.trc Please help me in resolving this Thanks & Regards, Khayyam --------------------------------- Connect with friends all over the world. Get Yahoo! India Messenger.