[Building Sakai] Rebuild help-tool, got : java.lang.ClassCastException: javax.faces.component.UIViewRoot cannot be cast to javax.faces.component.UIViewRoot

[David Wafula]

Hi all,
I rebuild the help-tool. I get this at run time. On 2.8.0. Help :

org.sakaiproject.portal.api.PortalHandlerException:
java.lang.ClassCastException: javax.faces.component.UIViewRoot cannot
be cast to javax.faces.component.UIViewRoot
    at org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:862)
caused by: java.lang.ClassCastException:
javax.faces.component.UIViewRoot cannot be cast to
javax.faces.component.UIViewRoot
    at com.sun.faces.application.StateManagerImpl.restoreView(StateManagerImpl.java:273)
    at com.sun.faces.application.ViewHandlerImpl.restoreView(ViewHandlerImpl.java:228)
    at org.sakaiproject.jsf.app.SakaiViewHandler.restoreView(SakaiViewHandler.java:159)
    at com.sun.faces.lifecycle.RestoreViewPhase.execute(RestoreViewPhase.java:157)
    at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:200)
    at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:90)
    at javax.faces.webapp.FacesServlet.service(FacesServlet.java:197)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:598)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:659)
    at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:457)
    at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:395)
    at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
    at org.sakaiproject.jsf.util.JsfTool.dispatch(JsfTool.java:221)
    at org.sakaiproject.tool.help.HelpJsfTool.dispatch(HelpJsfTool.java:96)
    at org.sakaiproject.jsf.util.JsfTool.doGet(JsfTool.java:241)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:659)
    at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:457)
    at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:359)
    at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
    at org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:511)
    at org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1429)
    at org.sakaiproject.portal.charon.handlers.HelpHandler.doHelp(HelpHandler.java:107)
    at org.sakaiproject.portal.charon.handlers.HelpHandler.doGet(HelpHandler.java:69)
    at org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:862)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:659)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:172)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:174)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:879)
    at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
    at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
    at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
    at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
-- 
David Wafula