关于监听器不能启动的问题

old_boy

我在REDHAT9.0上安装oracle817成功了,但启动监听器出错,如果在LISNTER.ORA中把这个PLSExtProc屏蔽掉,又可以启动,但在DBASTUDIO中,键盘被屏蔽掉,不知到底是怎么回事,有何解决办法?
LSNRCTL> start
Starting /oracle/product/8.1.7/bin/tnslsnr: please wait...

TNSLSNR for Linux: Version 8.1.7.0.0 - Production
System parameter file is /oracle/product/8.1.7/network/admin/listener.ora
Log messages written to /oracle/product/8.1.7/network/log/listener.log
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=robust)(PORT=1521)))
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC)))
TNS-01201: Listener cannot find executable /oracle/product/8.1.7/bin/extproc for SID PLSExtProc

mycys

host改为IP地址看看