[Building Sakai] Help tool error

[Omer A Piperdi]

We did an upgrade to 2.9.x today on our production environment and I am 
getting the following stack trace every time a user click help..
Any idea or suggestion?

Thanks
Omer

------------------------
2013-08-01 08:57:55,625  WARN http-bio-8443-exec-7 
org.sakaiproject.portal.util.ErrorReporter - Bug Report bug-id: 
f030b6d3-774a-4e4f-8cfe-31b76fcbcdc1 user: null usage-session: null 
time: Aug 1, 2013 08:57:55 user comment: null stack trace
org.sakaiproject.portal.api.PortalHandlerException: 
org.sakaiproject.tool.api.ToolException: java.net.ConnectException: 
Connection refused
     at 
org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:894)
caused by: org.sakaiproject.tool.api.ToolException: 
java.net.ConnectException: Connection refused
     at 
org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1483)
caused by: java.net.ConnectException: Connection refused
     at java.net.PlainSocketImpl.socketConnect(Native Method)
     at 
java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)
     at 
java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
     at 
java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
     at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:391)
     at java.net.Socket.connect(Socket.java:579)
     at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:618)
     at 
sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:160)
     at sun.net.NetworkClient.doConnect(NetworkClient.java:180)
     at sun.net.www.http.HttpClient.openServer(HttpClient.java:378)
     at sun.net.www.http.HttpClient.openServer(HttpClient.java:473)
     at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:270)
     at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:327)
     at 
sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttpsURLConnection.java:191)
     at 
sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:931)
     at 
sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:177)
     at 
sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1299)
     at 
sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254)
     at java.net.URL.openStream(URL.java:1037)
     at 
org.sakaiproject.tool.help.ContentServlet.doGet(ContentServlet.java:142)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
     at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
     at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
     at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:749)
     at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:487)
     at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:412)
     at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:339)
     at org.sakaiproject.jsf.util.JsfTool.dispatch(JsfTool.java:137)
     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:621)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
     at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
     at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
     at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:749)
     at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:487)
     at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)
     at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:339)
     at 
org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:511)
     at 
org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1483)
     at 
org.sakaiproject.portal.charon.handlers.HelpHandler.doHelp(HelpHandler.java:107)
     at 
org.sakaiproject.portal.charon.handlers.HelpHandler.doGet(HelpHandler.java:69)
     at 
org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:894)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:621)
     at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
     at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
     at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
     at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:695)
     at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
     at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
     at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
     at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
     at 
org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
     at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
     at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
     at 
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:953)
     at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
     at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
     at 
org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1023)
     at 
org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
     at 
org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:312)
     at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
     at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
     at java.lang.Thread.run(Thread.java:722)