Hi All,
Today am getting the belwo error while viewing broker server details page frm Administrator console of MWS (Administration–>messaging–>Broker servers—>Servers, Using webMethods 8.0.1 versiosn
2010-06-24 14:24:58 CEST (jsf:INFO) [RID:379] - Error: Cannot get Broker list on server “vms014.ccs.nl:6849”.: java.lang.NullPointerException
at com.webMethods.messaging.tools.API.core.session.MessagingToolWebSession.getResourceProperty(MessagingToolWebSession.java:252)
at com.webMethods.messaging.tools.API.core.utils.PortletUtils.getResourceProperty(PortletUtils.java:66)
at com.webMethods.messaging.tools.API.core.utils.PortletUtils.getResourceProperty(PortletUtils.java:74)
at com.webMethods.messaging.tools.API.core.utils.PortletUtils.getMessageServerResourceObject(PortletUtils.java:135)
at com.webMethods.caf.msg.msgutil.BrokerServerUtil.search(BrokerServerUtil.java:297)
at com.webMethods.caf.msg.serversearchresults.ServerSearchResultsDefaultviewView.getSearchResult(ServerSearchResultsDefaultviewView.java:127)
at sun.reflect.GeneratedMethodAccessor1089.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at javax.el.BeanELResolver.getValue(BeanELResolver.java:261)
at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:143)
at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:73)
at com.sun.el.parser.AstValue.getValue(AstValue.java:138)
at com.sun.el.parser.AstEmpty.getValue(AstEmpty.java:62)
at com.sun.el.parser.AstNot.getValue(AstNot.java:59)
at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:206)
at com.sun.faces.application.ValueBindingValueExpressionAdapter.getValue(ValueBindingValueExpressionAdapter.java:113)
at com.webMethods.caf.faces.application.CAFValueBinding.getValue(CAFValueBinding.java:56)
at javax.faces.component.ValueExpressionValueBindingAdapter.getValue(ValueExpressionValueBindingAdapter.java:84)
at javax.faces.component.UIComponentBase.isRendered(UIComponentBase.java:384)
And below wrror in broker log file.
=‘com.webMethods.messaging.tools.API.core.MessagingToolException: Error: Cannot get a valid connection to the Broker Server "vms014.ccs.nl".

 at com.webMethods.messaging.tools.API.broker.resourceobjects.MessageServerResourceObject.getServerDescription(MessageServerResourceObject.java:2336)

 at com.webMethods.caf.msg.msgutil.BrokerAPI.getBrokerList(BrokerAPI.java:116)

 at com.webMethods.caf.msg.brokerslistsearchresult.BrokersListSearchResultDefaultviewView.getBrokerList(BrokersListSearchResultDefaultviewView.java:220)

 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

 at java.lang.reflect.Method.invoke(Method.java:597)

 at javax.el.BeanELResolver.getValue(BeanELResolver.java:261)

 at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:143)

 at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:73)

 at com.sun.el.parser.AstValue.getValue(AstValue.java:138)

 at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:206)

 at com.sun.faces.application.ValueBindingValueExpressionAdapter.getValue(ValueBindingValueExpressionAdapter.java:113)

 at com.webMethods.caf.faces.application.CAFValueBinding.getValue(CAFValueBinding.java:56)

 at com.webMethods.caf.faces.bean.BaseFacesBean.resolveExpression(BaseFacesBean.java:99)

 at com.webMethods.caf.faces.bean.BaseFacesBean._resolveDataBinding(BaseFacesBean.java:338)

 at com.webMethods.caf.faces.bean.BaseFacesBean.resolveDataBinding(BaseFacesBean.java:225)

 at com.webMethods.caf.msg.brokerslistsearchresult.BrokersListSearchResultDefaultviewView.getBrokerListProviderTable(BrokersListSearchResultDefaultviewView.java:140)

 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

 at java.lang.reflect.Method.invoke(Method.java:597)

 at javax.el.BeanELResolver.getValue(BeanELResolver.java:261)

 at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:143)

 at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:73)

 at com.sun.el.parser.AstValue.getValue(AstValue.java:138)

 at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:206)

 at com.sun.faces.application.ValueBindingValueExpressionAdapter.getValue(ValueBindingValueExpressionAdapter.java:113)

 at com.webMethods.caf.faces.application.CAFValueBinding.getValue(CAFValueBinding.java:56)

 at com.webMethods.caf.faces.component.table.html.DataTable.getValue(DataTable.java:536)

 at com.webMethods.caf.faces.component.table.html.DataTable.getContentProvider(DataTable.java:1670)

 at com.webMethods.caf.faces.component.table.html.DataTable.isRowAvailable(DataTable.java:237)

 at com.webMethods.caf.faces.component.table.html.DataTable.saveDescendantState(DataTable.java:1605)

 at com.webMethods.caf.faces.component.table.html.DataTable.setRowIndex(DataTable.java:372)

 at com.webMethods.caf.faces.render.html.BaseHtmlRenderer.registerClientSideComponents(BaseHtmlRenderer.java:147)

 at com.webMethods.caf.faces.render.html.BaseHtmlRenderer.registerClientSideComponents(BaseHtmlRenderer.java:182)

 at com.webMethods.caf.faces.render.html.BaseHtmlRenderer.registerClientSideComponents(BaseHtmlRenderer.java:182)

 at com.webMethods.caf.faces.render.html.BaseHtmlRenderer.registerClientSideComponents(BaseHtmlRenderer.java:182)

 at com.webMethods.caf.faces.render.html.BaseHtmlRenderer.writeSharedIncludes(BaseHtmlRenderer.java:104)

 at com.webMethods.caf.faces.render.html.BaseHtmlRenderer.encodeBegin(BaseHtmlRenderer.java:60)

 at com.webMethods.caf.faces.render.html.command.CommandFormRenderer.encodeBegin(CommandFormRenderer.java:66)

 at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:802)

 at com.webMethods.caf.faces.component.util.ComponentUtils.renderComponent(ComponentUtils.java:80)

 at com.webMethods.caf.faces.component.util.ComponentUtils.renderComponent(ComponentUtils.java:88)

 at com.webMethods.caf.faces.view.BaseViewHandler.renderResponse(BaseViewHandler.java:258)

 at com.webMethods.caf.faces.view.BaseViewHandler.renderView(BaseViewHandler.java:124)

 at com.webMethods.caf.faces.portlet.PortletLifecycle$RenderResponsePhase.execute(PortletLifecycle.java:694)

 at com.webMethods.caf.faces.portlet.PortletLifecycle.phase(PortletLifecycle.java:250)

 at com.webMethods.caf.faces.portlet.PortletLifecycle.render(PortletLifecycle.java:182)

 at com.webMethods.caf.faces.portlet.FacesPortlet.render(FacesPortlet.java:336)

 at com.webMethods.portal.framework.portletcontainer.impl.PortletApplicationHandler.process(PortletApplicationHandler.java:494)

 at com.webMethods.portal.framework.portletcontainer.servlet.PortletServlet.service(PortletServlet.java:58)

 at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)

 at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)

 at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:362)

 at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)

 at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)

 at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:726)

 at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)

 at org.mortbay.jetty.servlet.Dispatcher.include(Dispatcher.java:192)

 at com.webMethods.portal.framework.portletcontainer.PortletContainer.dispatch(PortletContainer.java:220)

 at com.webMethods.portal.framework.portletcontainer.PortletContainer.process(PortletContainer.java:129)

 at com.webMethods.portal.framework.portletcontainer.PortletContainer.renderPortlet(PortletContainer.java:102)

 at com.webMethods.portal.framework.portletcontainer.beans.PortletBean.processRequest(PortletBean.java:181)

 at com.webMethods.portal.framework.portletcontainer.beans.PortletBean.getContentInternal(PortletBean.java:81)

 at com.webMethods.portal.framework.portlet.beans.BasicPortletBean.getContent(BasicPortletBean.java:143)

 at com.webMethods.portal.mech.portlet.impl.PortletMechanics.getPortletContent(PortletMechanics.java:95)

 at com.webMethods.portal.mech.storage.page.PortletHelper.renderContent(PortletHelper.java:428)

 at com.webMethods.portal.mech.storage.page.PortletHelper.renderContent(PortletHelper.java:400)

 at com.webMethods.portal.framework.presentation.renderers.PortalPageSubRenderer.renderPortlet(PortalPageSubRenderer.java:546)

 at com.webMethods.portal.framework.presentation.renderers.PortalPageSubRenderer.renderColumn(PortalPageSubRenderer.java:383)

 at com.webMethods.portal.framework.presentation.renderers.PortalPageSubRenderer.renderRow(PortalPageSubRenderer.java:241)

 at com.webMethods.portal.framework.presentation.renderers.PortalPageSubRenderer.renderContent(PortalPageSubRenderer.java:128)

 at com.webMethods.portal.framework.presentation.renderers.PortalPageSubRenderer.subrender(PortalPageSubRenderer.java:106)

 at com.webMethods.portal.framework.presentation.renderers.NoodleRenderer.renderPageContent(NoodleRenderer.java:57)

 at com.webMethods.portal.framework.presentation.renderers.DefaultRenderer.render(DefaultRenderer.java:189)

 at com.webMethods.portal.framework.presentation.PresentationManager.handlePres(PresentationManager.java:368)

 at com.webMethods.portal.framework.dispatch.DispatchManager.pres(DispatchManager.java:622)

 at com.webMethods.portal.framework.dispatch.DispatchManager.handle(DispatchManager.java:462)

 at com.webMethods.portal.framework.dispatch.DispatchManager.handleDispatch(DispatchManager.java:372)

 at com.webMethods.portal.framework.impl.PortalServlet.service(PortalServlet.java:245)

 at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)

 at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)

 at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093)

 at com.webMethods.portal.framework.impl.NTLMFilter.doFilter(NTLMFilter.java:50)

 at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)

 at com.webMethods.caf.faces.servlet.GZIPFilter.doFilter(GZIPFilter.java:42)

 at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)

 at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)

 at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)

 at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)

 at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:726)

 at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)

 at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:206)

 at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)

 at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)

 at org.mortbay.jetty.Server.handle(Server.java:324)

 at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)

 at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:828)

 at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)

 at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)

 at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)

 at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)

 at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)

’/>
<stacktrace trace='com.webMethods.messaging.tools.API.core.MessagingToolException: Error: Cannot get a valid connection to the Broker Server "vms014.ccs.nl".

 at com.webMethods.messaging.tools.API.broker.resourceobjects.MessageServerResourceObject.getServerDescription(MessageServerResourceObject.java:2336)

 at com.webMethods.caf.msg.msgutil.BrokerAPI.getBrokerList(BrokerAPI.java:116)

 at com.webMethods.caf.msg.brokerslistsearchresult.BrokersListSearchResultDefaultviewView.getBrokerList(BrokersListSearchResultDefaultviewView.java:220)

 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)

 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)

 at java.lang.reflect.Method.invoke(Method.java:597)

 at javax.el.BeanELResolver.getValue(BeanELResolver.java:261)

 at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:143)

 at com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:73)

 at com.sun.el.parser.AstValue.getValue(AstValue.java:138)

 at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:206)

 at com.sun.faces.application.ValueBindingValueExpressionAdapter.getValue(ValueBindingValueExpressionAdapter.java:113)

 at com.webMethods.caf.faces.application.CAFValueBinding.getValue(CAFValueBinding.java:56)

 at com.webMethods.caf.faces.bean.BaseFacesBean.resolveExpression(BaseFacesBean.java:99)

 at com.webMethods.caf.faces.bean.BaseFacesBean._resolveDataBinding(BaseFacesBean.java:338)

 at com.webMethods.caf.faces.bean.BaseFacesBean.resolveDataBinding(BaseFacesBean.java:225)

 at com.webMethods.caf.msg.brokerslistsearchresult.BrokersListSearchResultDefaultviewView.getBrokerListProviderTable(BrokersListSearchResultDefaultviewView.java:140)

 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
Regards,
Anil kumar Ellendula