Hi Hrishy,

====== alert log file ============
Wed Jul 04 23:37:19 2001
KCF: write/open error block=0x30ca online=1
file=39 H:\ORCLBERP\ROLLBACK\RBS3BERP.ORA
error=27070 txt: 'OSD-04016: Error queuing an asynchronous I/O request.
O/S-Error: (OS 1117) The request could not be performed because of an I/O device error.'
Automatic datafile offline due to write error on
file 39: H:\ORCLBERP\ROLLBACK\RBS3BERP.ORA
Wed Jul 04 23:41:03 2001
Errors in file F:\Orant\rdbms80\trace\berpSMON.TRC:
ORA-00376: file 39 cannot be read at this time
ORA-01110: data file 39: 'H:\ORCLBERP\ROLLBACK\RBS3BERP.ORA'

Wed Jul 04 23:41:04 2001
Errors in file F:\Orant\rdbms80\trace\berpSMON.TRC:
ORA-00376: file 39 cannot be read at this time
ORA-01110: data file 39: 'H:\ORCLBERP\ROLLBACK\RBS3BERP.ORA'

======= alert log file =========