DataException csCouldNotListenOnPort 4444 in cluster

Hi Experts,

I have a clustered WCI environment. To achieve this i have followed Oracle's cluster installation document. However when i start the UCM i am facing below exception

Error:-

aused by: intradoc.data.DataException: !csCouldNotListenOnPort,4444

        at intradoc.provider.SocketIncomingProvider.startProvider(SocketIncomingProvider.java:254)

        at intradoc.provider.Provider.startProvider(Provider.java:87)

        at intradoc.provider.Provider.startProvider(Provider.java:80)

        at intradoc.server.IdcSystemLoader.startProvider(IdcSystemLoader.java:2779)

        at intradoc.server.IdcSystemLoader.prepareStartMonitorProviders(IdcSystemLoader.java:2723)

        at intradoc.server.IdcManagerBase.startProviders(IdcManagerBase.java:105)

        at intradoc.server.IdcManagerBase.serviceStart(IdcManagerBase.java:370)

        at intradoc.server.IdcServerManager.serviceStart(IdcServerManager.java:281)

        at intradoc.idcwls.IdcServletRequestUtils.initializeServer(IdcServletRequestUtils.java:632)

        at intradoc.idcwls.IdcServletRequestUtils.initializeServer(IdcServletRequestUtils.java:457)