【RMAN】RMAN-20020: DATABASE INCARNATION NOT SET

Rman backup or Delete obsolete fails with RMAN-20020: DATABASE INCARNATION NOT SET

使用rman备份或者删除旧的文件的时候报如下错误：

RMAN-00571: 

RMAN-03015: error occurred in stored script. abc

RMAN-03002: failure of delete command at 09/15/2010 04:05:41

RMAN-06004: ORACLE error from recovery catalog database: 

RMAN-20020: database incarnation not set

如果受影响的数据库版本>= 10.2.0.4,11.1.0.7,11.2.0.1 

说明有多个数据库在使用catalog 数据库 (10g ,9i and 11g)

原因：bug 造成的：

Bug 9873162 --> Closed as Duplicate of Bug 9577583 --> Closed as Duplicate of Base Bug <<9577583>>

Abstract: RMAN BACKUP FAILS WITH RMAN-20020: DATABASE INCARNATION NOT SET

Fixed :-: 12.1

解决方法：

Download and apply One off patch using the following link Patch 9577583

The patch needs to be applied to the Oracle HOME  where the Catalog database resides.