all, really, this file was broken due to my IO (SAN) suddenly disconnect by itself. so please help me recover datafile 994; ORA-00283: recovery session canceled due to errors ORA-01122: database file 994 failed verification check ORA-01110: data file 994: '/oradata06/OPRBRICK/REC_CLAUDIA_200701.dbf' ORA-01207: file is more recent than controlfile - old controlfile -- regards ujang -- //www.freelists.org/webpage/oracle-l