DBCA is not working in linux.

[oracle@localhost bin]# ./dbca
Exception in thread "main" java.lang.NullPointerException
at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtoco
lAddress(NetworkUtils.java:2481)
at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtoco
lAddress(NetworkUtils.java:2585)
at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtoco
lAddress(NetworkUtils.java:2577)
at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtoco
lAddress(NetworkUtils.java:2569)
at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtoco
lAddress(NetworkUtils.java:2390)
at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtoco
lAddress(NetworkUtils.java:2360)
at oracle.sysman.assistants.util.NetworkUtils.getLocalListenerAddress(Ne
tworkUtils.java:844)
at oracle.sysman.assistants.util.NetworkUtils.getLocalListenerAddresses(
NetworkUtils.java:881)
at oracle.sysman.assistants.util.NetworkUtils.needLocalListener(NetworkU
tils.java:820)
at oracle.sysman.assistants.util.step.StepContext.setListenersToUpdate(S
tepContext.java:634)
at oracle.sysman.assistants.util.step.StepContext.(StepContext.jav
a:250)
at oracle.sysman.assistants.dbca.backend.Host.(Host.java:608)
at oracle.sysman.assistants.dbca.ui.UIHost.(UIHost.java:200)
at oracle.sysman.assistants.dbca.ui.InteractiveHost.(InteractiveHo
st.java:54)
at oracle.sysman.assistants.dbca.Dbca.getHost(Dbca.java:155)
at oracle.sysman.assistants.dbca.Dbca.execute(Dbca.java:93)
at oracle.sysman.assistants.dbca.Dbca.main(Dbca.java:175)


solution: Note:353629.1