Deregister mbean MessageBrokerServlet error in WAS 6.1.0.17

I installed LCDS 2.6 (lcds_war.war) in WAS 6.1.0.17. I am getting the following error when i start lcds_war,

Deregister the mbean because of uncaught init() exception thrown by servlet MessageBrokerServlet:

javax.servlet.UnavailableException: org/apache/commons/httpclient/HostConfiguration.ANY_HOST_CONFIGURATION

at flex.messaging.MessageBrokerServlet.init(MessageBrokerServlet.java:170)

at com.ibm.ws.webcontainer.servlet.ServletWrapper.init(ServletWrapper.java:199)

at com.ibm.ws.wswebcontainer.servlet.ServletWrapper.init(ServletWrapper.java:319)

Please help me in this.

Thanks,

Murali Muthaiah.