报错：

[oracle@gthllinux3 oracle]$ netmgr
Exiting
java.lang.NullPointerException
at oracle.ewt.lwAWT.BufferedApplet.<init>(Unknown Source)
at oracle.sysman.emSDK.client.appContainer.WebApplication.<init>(WebApplication.java:751)
at oracle.net.mgr.container.NetApplication.<init>(NetApplication.java)
at oracle.sysman.emSDK.client.appContainer.WebApplication.main(WebApplication.java:3315)


是我什么环境变量没有设置对吗？

下面是oracle用户的.bash_profile:

export ORACLE_BASE=/opt/oracle
export ORACLE_HOME=$ORACLE_BASE/product/9.0.4
export PATH=$PATH:$HOME/bin:$ORACLE_HOME/bin
export ORACLE_SID=warnet
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/usr/lib
export LC_CTYPE=en_US.UTF-8

LD_LIBRARY_PATH=$ORACLE_HOME/lib; export LD_LIBRARY_PATH
CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib; export CLASSPATH

TMP=/usr/temp; export TMP
TMPDIR=$TMP; export TMPDIR

[[ -z $DISPLAY ]] && export DISPLAY="221.218.101.122:0"