We suddenly started seen this exception "java.lang.IllegalStateException: Context has not been prepared for next connection". Then either some of portlets becomes unavailable or all the portlets on page unavailable.
"java.lang.IllegalStateException: Context has not been prepared for next connection
at com.ibm.ws.webcontainer.srt.NilSRPConnection.getAttribute(SRTConnectionContext.java:569)
at com.ibm.ws.webcontainer.srt.SRTConnectionContext.getAttribute(SRTConnectionContext.java(Compiled Code))
at com.ibm.ws.webcontainer.srt.SRTServletRequest.getAttribute(SRTServletRequest.java(Compiled Code))
at com.ibm.ws.cache.servlet.CacheProxyRequest.getAttribute(CacheProxyRequest.java(Compiled Code))
at javax.servlet.ServletRequestWrapper.getAttribute(ServletRequestWrapper.java(Compiled Code))
at javax.servlet.ServletRequestWrapper.getAttribute(ServletRequestWrapper.java(Compiled Code))
at com.ibm.ws.cache.servlet.CacheProxyRequest.getAttribute(CacheProxyRequest.java(Compiled Code))
at com.ibm.wps.pe.pc.legacy.impl.PortletRequestImpl.getAttribute(PortletRequestImpl.java(Compiled Code))
at com.ibm.ws.cache.servlet.CacheProxyRequest.getAttribute(CacheProxyRequest.java(Compiled Code))
at com.ibm.wps.pe.pc.legacy.impl.PortletRequestImpl.getAttribute(PortletRequestImpl.java(Compiled Code))
at com.ibm.faces.context.WPPortletExternalContextImpl.encodeResourceURL(WPPortletExternalContextImpl.java:395)
at com.trp.wp2.webcore.faces.component.rowcategory.RowCategoryUIComponent.encodeEnd(RowCategoryUIComponent.java:664)
at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeRecursive(HtmlBasicRenderer.java(Compiled Code))
at com.sun.faces.renderkit.html_basic.TableRenderer.encodeChildren(TableRenderer.java(Compiled Code))
at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:693)
at javax.faces.webapp.UIComponentTag.encodeChildren(UIComponentTag.java:588)
at javax.faces.webapp.UIComponentTag.doEndTag(UIComponentTag.java(Compiled Code))
at com.sun.faces.taglib.html_basic.DataTableTag.doEndTag(DataTableTag.java:485)
at org.apache.jsp._AccountSummaryView._jspService(_AccountSummaryView.java:1499)
at com.ibm.ws.webcontainer.jsp.runtime.HttpJspBase.service(HttpJspBase.java(Compiled Code))
at javax.servlet.http.HttpServlet.service(HttpServlet.java(Compiled Code))
at com.ibm.ws.cache.servlet.ServletWrapper.serviceProxied(ServletWrapper.java(Compiled Code))
at com.ibm.ws.cache.servlet.CacheHook.handleFragment(CacheHook.java(Compiled Code))
at com.ibm.ws.cache.servlet.CacheHook.handleServlet(CacheHook.java(Compiled Code))
at com.ibm.ws.cache.servlet.ServletWrapper.service(ServletWrapper.java(Compiled Code))
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet$JspServletWrapper.service(JspServlet.java(Compiled Code))
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.serviceJspFile(JspServlet.java(Compiled Code))
at com.ibm.ws.webcontainer.jsp.servlet.JspServlet.service(JspServlet.java(Compiled Code))
at javax.servlet.http.HttpServlet.service(HttpServlet.java(Compiled Code))
at com.ibm.ws.webcontainer.servlet.StrictServletInstance.doService(StrictServletInstance.java(Compiled Code))
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet._service(StrictLifecycleServlet.java(Compiled Code))
at com.ibm.ws.webcontainer.servlet.IdleServletState.service(StrictLifecycleServlet.java(Compiled Code))
at com.ibm.ws.webcontainer.servlet.StrictLifecycleServlet.service(StrictLifecycleServlet.java(Inlined Compiled Code))
at com.ibm.ws.webcontainer.servlet.ServletInstance.service(ServletInstance.java(Compiled Code))
at com.ibm.ws.webcontainer.servlet.ValidServletReferenceState.dispatch(ValidServletReferenceState.java(Compiled Code))
at com.ibm.ws.webcontainer.servlet.ServletInstanceReference.dispatch(ServletInstanceReference.java(Compiled Code))
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.handleWebAppDispatch(WebAppRequestDispatcher.java(Compiled Code))
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.dispatch(WebAppRequestDispatcher.java(Compiled Code))
at com.ibm.ws.webcontainer.webapp.WebAppRequestDispatcher.include(WebAppRequestDispatcher.java(Compiled Code))
at com.ibm.wps.pe.pc.legacy.impl.PortletContextImpl.includeDirect(PortletContextImpl.java(Compiled Code))
at com.ibm.wps.pe.pc.legacy.impl.PortletContextImpl.include(PortletContextImpl.java(Compiled Code))
at com.ibm.faces.context.WPPortletExternalContextImpl.dispatch(WPPortletExternalContextImpl.java:430)
at com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:142)
at com.ibm.faces.application.PortletViewHandlerImpl.renderView(PortletViewHandlerImpl.java:68)
at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87)
at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java(Compiled Code))"
Have anyone seen this error and any solution, suggestions, ideas.
Please help.