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May 02, 2014 at 03:40 PM

ORA-01157: cannot identify/lock data file 201 - see DBWR trace file

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Dear Experts,

I have restored online backup and resetlogs to open the DB..everything went well however when I try to schedule offline backup I am getting below error. could you please let me know whet needs to be done? thanks in advance!!!

BR0051I BRBACKUP 7.00 (40)

BR0055I Start of database backup: bentnldh.afd 2014-05-02 15.05.45

BR0484I BRBACKUP log file: /oracle/<SID>/sapbackup/bentnldh.afd

BR0477I Oracle pfile /oracle/<SID>/112_64/dbs/init<SID>.ora created from spfile /oracle/<SID>/112_64/dbs/spfile<SID>.ora

BR0280I BRBACKUP time stamp: 2014-05-02 15.05.46

BR0301E SQL error -1157 at location BrDbfInfoGet-1, SQL statement:

'OPEN curs_8 CURSOR FOR'

'SELECT TS.TABLESPACE_NAME, TS.STATUS, TS.BLOCK_SIZE, TS.CONTENTS, TS.EXTENT_MANAGEMENT, DF.FILE_NAME, DF.FILE_ID, NVL(DF.STATUS, ' '), NVL(DF.BYTES, 0), NVL(DF.AUTOEXTENSIBLE,

'NO'), NVL(DF.MAXBYTES, 0), NVL(DF.INCREMENT_BY, 0) FROM DBA_TABLESPACES TS, DBA_DATA_FILES DF WHERE TS.TABLESPACE_NAME = DF.TABLESPACE_NAME UNION ALL SELECT TS.TABLESPACE_NAME,

TS.STATUS, TS.BLOCK_SIZE, TS.CONTENTS, TS.EXTENT_MANAGEMENT, TF.FILE_NAME, TF.FILE_ID * -1, NVL(TF.STATUS, ' '), NVL(TF.BYTES, 0), NVL(TF.AUTOEXTENSIBLE, 'NO'), NVL(TF.MAXBYTES

, 0), NVL(TF.INCREMENT_BY, 0) FROM DBA_TABLESPACES TS, DBA_TEMP_FILES TF WHERE TS.TABLESPACE_NAME = TF.TABLESPACE_NAME ORDER BY 1, 6'

ORA-01157: cannot identify/lock data file 201 - see DBWR trace file

ORA-01110: data file 201: '/oracle/<SID>/sapdata1/temp_1/temp.data1'

BR0314E Collection of information on database files failed

BR0056I End of database backup: bentnldh.afd 2014-05-02 15.05.46

BR0280I BRBACKUP time stamp: 2014-05-02 15.05.46

BR0054I BRBACKUP terminated with errors

Kind regards,

Pradeep