hello

I am trying to set up TSM to backup an oracle 7 database usin EBU.

Can anyone please explain the below error


    Starting backup to tape

      Number of parallel I/O streams: 1
                   Oracle block size: 4096 bytes
              Disk input/output size: 65536 bytes
               Maximum tape I/O size: 131072 bytes
          Buffer size per I/O stream: 524288 bytes
      Issuing Statement: ALTER TABLESPACE "USERS" BEGIN BACKUP;
      Statement processed.

      Starting BFS "000127398756fe" on 2000-08-02-11.02.22 (50.004 MB)
        "/em/data/oracle/inv/users01.dbf" for 50.004 MB
EBU-7011: Sbtopen: System error
  on 08/02/2000 11:02:22 [ 3041 : britopen ]
EBU-503: Additional Operating System information, error 301:
  on 08/02/2000 11:02:22 [ 3041 : britopen ]
EBU-4304: Can not open Backup File Set "000127398756fe" in mode 2 with
buffer size 131072
  on 08/02/2000 11:02:22 [ 3041 : britopen ]
      Issuing Statement: ALTER TABLESPACE "USERS" END BACKUP;
      Statement processed.
      BFS in progress "000127398756fe" cancelled on 2000-08-02-11.02.22



    Ending backup to tape

    This backup spawns archive sequence numbers 12 to 12
    This backup comprises SCN 10794 to 10793
EBU-2012: Job 46 failed due to tape management error
  on 2000-08-02-11.02.22 [ 3036 : brcdodbfil ]

  Database Backup job 46 FAILED on 2000-08-02-11.02.22

BACKUP job FAILED on 2000-08-02-11.02.22