error while viewing businessproces MWS Administrator console

Hi,
Am using wM8SP1, while viewing business processes in MWS Adminsitrator console(Applications–>Business–>Business Processes)

am getting below error, please any help whether this is known issue, any fix is available on this or let me know this has been re-solved in wM8SP2.

java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:129)
at electric.util.io.MonitoringInputStream.read(MonitoringInputStream.java:50)
at java.io.BufferedInputStream.fill(BufferedInputStream.java:218)
at java.io.BufferedInputStream.read(BufferedInputStream.java:237)
at electric.util.io.Streams.readLine(Streams.java:288)
at electric.http.InboundHTTPResponse.readHeaders(InboundHTTPResponse.java:118)
at electric.http.HTTPMessage.readResponseHeaders(HTTPMessage.java:267)
at electric.http.HTTPMessage.send(HTTPMessage.java:133)
at electric.soap.http.reference.SOAPToHTTP.invoke(SOAPToHTTP.java:190)
at electric.soap.http.reference.SOAPToHTTP.handle(SOAPToHTTP.java:136)
at electric.soap.references.logging.LoggingSOAPReference.handle(LoggingSOAPReference.java:57)
at electric.jaxrpc.handler.JAXRPCReference.handle(JAXRPCReference.java:76)
at com.webmethods.soap.module.SOAPModuleReference.handle(SOAPModuleReference.java:70)
at electric.soap.references.interceptor.InterceptorSOAPReference.handle(InterceptorSOAPReference.java:69)
at electric.soap.java.reference.JavaToSOAP.handle(JavaToSOAP.java:72)
at electric.soap.java.reference.JavaToSOAP.invoke(JavaToSOAP.java:238)
at electric.soap.java.reference.JavaToSOAP.invoke(JavaToSOAP.java:165)
at electric.proxy.handler.Proxy.invoke(Proxy.java:126)
at $Proxy36.getFilteredProcessModels(Unknown Source)
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 com.webmethods.caf.wsclient.proxy.impl.WSClientDynamicProxy.invokeMethod(WSClientDynamicProxy.java:89)
at com.webmethods.caf.wsclient.proxy.impl.WSClientDynamicProxy.invoke(WSClientDynamicProxy.java:134)
at $Proxy35.getFilteredProcessModels(Unknown Source)
at com.webmethods.bpo.portlet.wm_bam_process_config.Bam_process_config.getFilteredProcessModelsWS(Bam_process_config.java:1126)
at com.webmethods.bpo.portlet.wm_bam_process_config.Bam_process_config.getFilteredProcessModels(Bam_process_config.java:1010)
at com.webmethods.bpo.portlet.wm_bam_process_config.Bam_process_config.search(Bam_process_config.java:1637)
at com.webmethods.portal.portlet.wm_commonsearchresults.mechanics.CommonsearchresultsMechanics.getSearchResults(CommonsearchresultsMechanics.java:89)
at com.webmethods.bpo.portlet.wm_bam_process_config.Bam_process_config.getSearchResults(Bam_process_config.java:1706)
at com.webmethods.bpo.portlet.wm_bam_process_config.Bam_process_config.getAllProcessModels(Bam_process_config.java:274)
at ui.portlets.wm_bam_process_config.businessProcessConfiguration._jspService(businessProcessConfiguration.java:49)
at com.webmethods.portal.framework.presentation.handlers.Jsp.render(Jsp.java:288)
at com.webmethods.portal.framework.presentation.handlers.Jsp.render(Jsp.java:228)
at com.webmethods.portal.framework.portlet.beans.JspPortletBean.generateContent(JspPortletBean.java:147)
at com.webmethods.portal.framework.portlet.beans.JspPortletBean.getContentInternal(JspPortletBean.java:76)
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.renderColumn(PortalPageSubRenderer.java:387)
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)

Regards,
Anil kumar ellendula

on work around if refresh the browser it is displying the processes, i want to know why this error is keep on coming.