XP下启动oracle10g_DBconsole失败解决办法

Microsoft Windows XP [版本 5.1.2600]
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C:\Documents and Settings\like>emctl start dbconsole
Environment variable ORACLE_SID not defined. Please define it.

 

C:\Documents and Settings\like>set oracle_sid=cwt3

C:\Documents and Settings\like>emctl start dbconsole
Oracle Enterprise Manager 10g Database Control Release 10.2.0.1.0
Copyright (c) 1996, 2005 Oracle Corporation.  All rights reserved.
http://***:1158/em/console/aboutApplication
Starting Oracle Enterprise Manager 10g Database Control ...OracleDBConsolecwt3
服务正在启动 .................
OracleDBConsolecwt3 服务已经启动成功。

C:\Documents and Settings\like>