oracle-win7上oracle配置相关疑问Starting Oracle Enterprise Manager 10g Database Control .发生系统异常 5

oracle求助---win7下oracle配置相关疑问Starting Oracle Enterprise Manager 10g Database Control ...发生系统错误 5。
3.
C:\Users\xiaofeng>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://192.168.0.106:1158/em/console/aboutApplication
Error opening logfile for output in nmeula_new
Error opening logfile for output in nmeula_new
Starting Oracle Enterprise Manager 10g Database Control ...发生系统错误 5。

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