RMAN-06443
因为错误的指令，致使下面出现错误，纠正方法：
Recovery Manager complete.
[oracle@ksdb ~]$ rman catalog rman/oracle
Recovery Manager: Release 10.2.0.1.0 - Production on Wed Jun 22 16:53:08 2011
Copyright (c) 1982, 2005, Oracle. All rights reserved.
connected to recovery catalog database
RMAN> create catalog tablespace "RCVCAT";
ORACLE error from recovery catalog database: ORA-00955: name is already used by an existing object
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-06433: error installing recovery catalog
RMAN> drop catalog;
recovery catalog owner is RMAN
enter DROP CATALOG command again to confirm catalog removal
####删除catalog
RMAN> drop catalog;
recovery catalog dropped
###重建catalog
RMAN> create catalog tablespace "RCVCAT";
recovery catalog created
问题解决.
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