我在执行
./ConfigEngine.sh wp-change-portal-admin-user -DWasPassword=wpadmin -DnewAdminId=wpadmin -DnewAdminPw=wpadmin -DnewAdminGroupId-wpsadmins
这条语句的时候，报
WSVR0615W: 未设置 user.install.root 系统属性。可能找不到某些产品类。
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:600)
at com.ibm.ws.bootstrap.WSLauncher.main(WSLauncher.java:260)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:37)
at java.lang.reflect.Method.invoke(Method.java:600)
at com.ibm.wps.config.launch.ConfigEngineLauncher.process(ConfigEngineLauncher.java:269)
at com.ibm.wps.config.launch.ConfigEngineLauncher.main(ConfigEngineLauncher.java:311)
Caused by: java.lang.NullPointerException
at com.ibm.wps.config.ConfigEngine.process(ConfigEngine.java:339)
at com.ibm.wps.config.ConfigEngine.main(ConfigEngine.java:247)
... 11 more
怎么解决，求指点
收起