i need help on my oracle backup error shows ""RMAN-06428: recovery catalog is not installed "" how do i nstall this
my oracle server already have the Remote agent utility, i have no issue backing up the data file but when i try to include the db Rman fails 
login credentials on remote agent in oracle server, i tried changing it with all the db login that i know still same error
maybe i was just missing the recovery catalog, but how how do i do that?

BEWS 12.5 - WIN Svr 2003 64 bit
Oracle 10g db    - WIN Svr 2003 64 bit

The Database script returned an error.  Refer to the Database script output section in job logs for more details.

Recovery Manager: Release 10.2.0.3.0 - Production on Fri Feb 12 16:42:14 2010

Copyright (c) 1982, 2005, Oracle.  All rights reserved.

 
 # -----------------------------------------------------------------
 # RMAN command section
 # -----------------------------------------------------------------
 
 RUN {
 ALLOCATE CHANNEL ch0
     TYPE 'SBT_TAPE';
 SEND 'BSA_SERVICE_HOST=10.10.10.41,NBBSA_TOTAL_STREAMS=1,NBBSA_JOB_COOKIE={6F8EEBA8-0DA2-4BCF-9BE6-3F42B32AB6F3},NBBSA_DB_DEVICE_NAME=Oracle-Win::\\HASINHBSVRDBS01\opera';
 BACKUP
     INCREMENTAL LEVEL=0
     FORMAT 'BE_U'
     DATABASE FORCE PLUS ARCHIVELOG FORCE NOT BACKED UP DELETE INPUT;
 BACKUP CURRENT CONTROLFILE 
     FORMAT 'BE_U';
 
 RELEASE CHANNEL ch0;
 }
 
connected to target database: OPERA (DBID=2330952333)

connected to recovery catalog database

RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of allocate command at 02/12/2010 16:42:15
RMAN-06428: recovery catalog is not installed

Recovery Manager complete.