rman catalog=rmanDB/rmanDB@rman target=sys/syspw@DB
Recovery Manager: Release 9.2.0.6.0 - 64bit Production
Copyright (c) 1995, 2002, Oracle Corporation. All rights reserved.
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-00554: initialization of internal recovery manager package failed
RMAN-04005: error from target database:
ORA-01017: invalid username/password; logon denied
the password in $ORACLE_HOME/dbs is wrong.
go and delete the file orapwDB
recreate it using correct password
bounce the database
and retry the rman command