it happens when i try to create an index or run dbms_repair. On Mon, Nov 3, 2008 at 1:59 PM, Rich Jesse <rjoralist@xxxxxxxxxxxxxxxxxxxxx>wrote: > Or your backups are not configured correctly and are attempting to backup > your live datafiles (which is useless for recovery) and/or are locking > files > as they are backed up. > > Your SysAdmin should be able to check the Event log to confirm/deny the > hardware theory. > > GL! > > Rich > > > i googled this. this looks like a hardware issue right? > > > > ERROR at line 1: > > ORA-01115: IO error reading block from file 12 (block # 546933) > > ORA-01110: data file 12: > > 'C:\ORACLE\PRODUCT\10.2.0\ORADATA\CCDEV\USERS02.DBF' > > ORA-27091: unable to queue I/O > > ORA-27070: async read/write failed > > OSD-04006: ReadFile() failure, unable to read from file > > O/S-Error: (OS 121) The semaphore timeout period has expired. > > ORA-06512: at "SYS.DBMS_REPAIR", line 293 > > ORA-06512: at line 1 > > > > > -- > //www.freelists.org/webpage/oracle-l > > >