哥们，分析一下这个Veritas的错误，谢谢

# cat hot_database_backup.sh.out
Script /oracle/product/9.2.0/scripts/hot_database_backup.sh
==== started on Wed Nov 8 09:05:40 BEIST 2006 ====

RMAN: /oracle/product/9.2.0/bin/rman
ORACLE_SID: orcl
ORACLE_USER: oracle
ORACLE_HOME: /oracle/product/9.2.0
NB_ORA_FULL: 1
NB_ORA_INCR: 0
NB_ORA_CINC: 0
NB_ORA_SERV: backup1
NB_ORA_POLICY: oracle_db1
Full backup requested
Recovery Manager: Release 9.2.0.3.0 - 64bit Production
Copyright (c) 1995, 2002, Oracle Corporation.  All rights reserved.
connected to target database: ORCL (DBID=1049319096)
connected to recovery catalog database
RMAN> 2> 3> 4> 5> 6> 7> 8> 9> 10> 11> 12> 13> 14> 15> 16> 17> 18> 19> 20> 21> 22> 23> 24> 25> 26> 27> 28> 29> 30> 31> 32> 33> 34> RMAN> 2> 3> 4> 5> 6> 7> 8> 9> 10> 11> 12> 13> 14> 15> 16> 17> 18> 19> 20> 21> 22> 23> 24> 25> 26> 27> 28> 29> 30> 31> 32> 33> 34>
allocated channel: ch00
channel ch00: sid=102 devtype=SBT_TAPE
channel ch00: VERITAS NetBackup for Oracle - Release 4.5MP6 (00000000)
Starting backup at 08-NOV-06
channel ch00: starting incremental level 0 datafile backupset
channel ch00: specifying datafile(s) in backupset
including current SPFILE in backupset
including current controlfile in backupset
input datafile fno=00001 name=/oradata/orcl/system01.dbf
channel ch00: starting piece 1 at 08-NOV-06
released channel: ch00
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03009: failure of backup command on ch00 channel at 11/08/2006 09:05:58
ORA-19506: failed to create sequential file, name="bk_25501_1_605955949", parms=""
ORA-27028: skgfqcre: sbtbackup returned error
ORA-19511: Error received from media manager layer, error text:
   sbtbackup: Failed to open for backup.
RMAN> RMAN>
Recovery Manager complete.
Script /oracle/product/9.2.0/scripts/hot_database_backup.sh


[email=root@backup1:/#lsdev]#lsdev[/email] -Cc tape
rmt0 Available 10-88-00-1,0 IBM 3580 Ultrium Tape Drive
smc0 Defined   10-88-00-1,1 IBM 3582 Library Medium Changer


解决方法我会贴出来的

考大家吗？

smc0 Defined

mkdev -l smc0