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Anyone seen this oracle error before,  possibly tell me what or where I should 
look to fix?

Thanks,



Recovery Manager: Release 8.1.7.3.0 - Production

RMAN-06005: connected to target database: HPRD (DBID=992246278)
RMAN-06008: connected to recovery catalog database

RMAN> run {
2> allocate channel ch1 type 'SBT_TAPE';
3> allocate channel ch2 type 'SBT_TAPE';
4> sql 'alter system archive log current';
5> backup filesperset 10 format 'df_%u_%s_%p'
6> (database include current controlfile);
7> backup filesperset 10 format 'lf_%u_%s_%p'
8> (archivelog all delete input); }
9>
RMAN-03022: compiling command: allocate
RMAN-03023: executing command: allocate
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03007: retryable error occurred during execution of command: allocate
RMAN-07004: unhandled exception during command execution on channel ch1
RMAN-10035: exception raised in RPC: ORA-19554: error allocating device, device 
type: SBT_TAPE,
device name:
ORA-19557: device error, device type: SBT_TAPE, device name:
ORA-27000: skgfqsbi: failed to initialize storage subsystem (SBT) layer
Additional information: 4110
ORA-19511: SBT error = 4110, errno = 0, BACKUP_DIR environment variable is not 
set
RMAN-10031: ORA-19624 occurred during call to DBMS_BACKUP_RESTORE.DEVICEALLOCATE

Recovery Manager complete.
*****************************


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n:Chrastil;Daniel 
tel;pager:8777140649 AT skytel DOT com  (2-way email pager)
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org:IT-Open Systems Administration;Wellpoint Health Networks - BlueCross 
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