登錄RMAN 報ORA-12162：TNS:net service name is incorrectly specified錯誤
[oracle@localhost admin]$ date
Tue Apr 22 18:06:16 CST 2014
[oracle@localhost admin]$ rman target /
//出現詭異的ora-12162錯誤，第一反應是TNS，但第二反應告訴我，這是個簡單的錯誤，注意環境變量
Recovery Manager: Release 11.2.0.1.0 - Production on Tue Apr 22 18:08:11 2014
Copyright (c) 1982, 2009, Oracle and/or its affiliates. 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-12162: TNS:net service name is incorrectly specified
[oracle@localhost admin]$ echo $ORACLE_HOME //查看ORACLE_HOME,設置正確
/u01/app/oracle/product/11.2.0/db_1
[oracle@localhost admin]$ echo $ORACLE_SID //查看ORACLE_SID,發現設置為空
[oracle@localhost ~]$ export ORACLE_SID=PROD //手工注入ORACLE_SID
[oracle@localhost ~]$ rman target / //啟動RMAN,成功
Recovery Manager: Release 11.2.0.1.0 - Production on Tue Apr 22 18:13:40 2014
Copyright (c) 1982, 2009, Oracle and/or its affiliates. All rights reserved.
connected to target database: PROD (DBID=239015079)
RMAN>
