[Building Sakai] Sakai Secure connection

Fri Sep 28 05:49:28 PDT 2012

Hi All

We get the following exceptions on our Sakai installation. We do no have
any external secure connections, and I can't seem to find a reason why this
is happening. Any suggestions?

(2012-09-28 11:43:23,754
TP-Processor16_org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/osp-presentation-tool].[osp.presentation])
- ERROR: Servlet.service() for servlet osp.presentation threw exception
sun.security.provider.certpath.SunCertPathBuilderException: unable to find
valid certification path to requested target
at
sun.security.provider.certpath.SunCertPathBuilder.engineBuild(SunCertPathBuilder.java:174)
at java.security.cert.CertPathBuilder.build(CertPathBuilder.java:238)
at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:318)
at
sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:217)
at sun.security.validator.Validator.validate(Validator.java:218)
at
com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:126)
at
com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:209)
at
com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:249)
at
com.sun.net.ssl.internal.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1185)
at
com.sun.net.ssl.internal.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:136)
at com.sun.net.ssl.internal.ssl.Handshaker.processLoop(Handshaker.java:593)
at
com.sun.net.ssl.internal.ssl.Handshaker.process_record(Handshaker.java:529)
at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:925)
at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1170)
at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1197)
at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1181)
at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:434)
at
sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:166)
at
sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1172)
at
sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:234)
at java.net.URL.openStream(URL.java:1010)
at org.apache.xml.resolver.Catalog.parseCatalogFile(Catalog.java:852)
at org.apache.xml.resolver.Catalog.parsePendingCatalogs(Catalog.java:756)
at org.apache.xml.resolver.Catalog.parseCatalog(Catalog.java:604)
at
org.theospi.jsf.impl.XmlDocumentHandler.resolveEntity(XmlDocumentHandler.java:144)
at
com.sun.org.apache.xerces.internal.util.EntityResolverWrapper.resolveEntity(EntityResolverWrapper.java:107)
at
com.sun.org.apache.xerces.internal.impl.XMLEntityManager.resolveEntityAsPerStax(XMLEntityManager.java:1018)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.dispatch(XMLDocumentScannerImpl.java:1192)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.next(XMLDocumentScannerImpl.java:1090)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:1003)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
at
com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140)
at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808)
at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
at
com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119)
at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
at
com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
at javax.xml.parsers.SAXParser.parse(SAXParser.java:395)
at javax.xml.parsers.SAXParser.parse(SAXParser.java:198)
at org.theospi.jsf.tag.XmlDocumentTag.findComponent(XmlDocumentTag.java:138)
at javax.faces.webapp.UIComponentTag.doStartTag(UIComponentTag.java:429)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_ospx_005fxmlDocument_005f0(pageProperties_jsp.java:2083)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_f_005fsubview_005f1(pageProperties_jsp.java:1990)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_ospx_005fxheaderdrawer_005f1(pageProperties_jsp.java:1960)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_ospx_005fxheader_005f1(pageProperties_jsp.java:1914)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_h_005fform_005f0(pageProperties_jsp.java:339)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_sakai_005fview_005f0(pageProperties_jsp.java:254)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_f_005fview_005f0(pageProperties_jsp.java:224)
at
org.apache.jsp.freeForm.pageProperties_jsp._jspService(pageProperties_jsp.java:191)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:308)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)
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:395)
at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
at
com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:322)
at
com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:130)
at
org.sakaiproject.jsf.app.SakaiViewHandler.renderView(SakaiViewHandler.java:154)
at
com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87)
at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:200)
at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:117)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:198)
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:395)
at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
at
org.theospi.portfolio.shared.control.servlet.HelperAwareJsfTool.dispatch(HelperAwareJsfTool.java:161)
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.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:359)
at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
at
org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.help(ActiveToolComponent.java:581)
at org.sakaiproject.spring.util.SpringTool.sendToHelper(SpringTool.java:280)
at org.sakaiproject.spring.util.SpringTool.dispatch(SpringTool.java:143)
at org.sakaiproject.spring.util.SpringTool.doGet(SpringTool.java:294)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:598)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:659)
at
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:457)
at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:359)
at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
at
org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:511)
at
org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1429)
at
org.sakaiproject.portal.charon.handlers.ToolHandler.doTool(ToolHandler.java:204)
at
org.sakaiproject.portal.charon.handlers.ToolHandler.doGet(ToolHandler.java:96)
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.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:200)
at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:775)
at
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:704)
at
org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:897)
at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
at java.lang.Thread.run(Thread.java:662)

Stacktrace:
    at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:393)
caused by: javax.servlet.ServletException: javax.servlet.jsp.JspException:
sun.security.validator.ValidatorException: PKIX path building failed:
sun.security.provider.certpath.SunCertPathBuilderException: unable to find
valid certification path to requested target
    at
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:774)
caused by: javax.net.ssl.SSLHandshakeException:
sun.security.validator.ValidatorException: PKIX path building failed:
sun.security.provider.certpath.SunCertPathBuilderException: unable to find
valid certification path to requested target
    at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1731)
caused by: sun.security.validator.ValidatorException: PKIX path building
failed: sun.security.provider.certpath.SunCertPathBuilderException: unable
to find valid certification path to requested target
    at
sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:217)
caused by: sun.security.provider.certpath.SunCertPathBuilderException:
unable to find valid certification path to requested target
    at
sun.security.provider.certpath.SunCertPathBuilder.engineBuild(SunCertPathBuilder.java:174)
    at java.security.cert.CertPathBuilder.build(CertPathBuilder.java:238)
    at sun.security.validator.PKIXValidator.doBuild(PKIXValidator.java:318)
    at
sun.security.validator.PKIXValidator.engineValidate(PKIXValidator.java:217)
    at sun.security.validator.Validator.validate(Validator.java:218)
    at
com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.validate(X509TrustManagerImpl.java:126)
    at
com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:209)
    at
com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:249)
    at
com.sun.net.ssl.internal.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1185)
    at
com.sun.net.ssl.internal.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:136)
    at
com.sun.net.ssl.internal.ssl.Handshaker.processLoop(Handshaker.java:593)
    at
com.sun.net.ssl.internal.ssl.Handshaker.process_record(Handshaker.java:529)
    at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:925)
    at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1170)
    at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1197)
    at
com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1181)
    at
sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:434)
    at
sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:166)
    at
sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1172)
    at
sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:234)
    at java.net.URL.openStream(URL.java:1010)
    at org.apache.xml.resolver.Catalog.parseCatalogFile(Catalog.java:852)
    at
org.apache.xml.resolver.Catalog.parsePendingCatalogs(Catalog.java:756)
    at org.apache.xml.resolver.Catalog.parseCatalog(Catalog.java:604)
    at
org.theospi.jsf.impl.XmlDocumentHandler.resolveEntity(XmlDocumentHandler.java:144)
    at
com.sun.org.apache.xerces.internal.util.EntityResolverWrapper.resolveEntity(EntityResolverWrapper.java:107)
    at
com.sun.org.apache.xerces.internal.impl.XMLEntityManager.resolveEntityAsPerStax(XMLEntityManager.java:1018)
    at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.dispatch(XMLDocumentScannerImpl.java:1192)
    at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$DTDDriver.next(XMLDocumentScannerImpl.java:1090)
    at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:1003)
    at
com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648)
    at
com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140)
    at
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511)
    at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808)
    at
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737)
    at
com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119)
    at
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205)
    at
com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522)
    at javax.xml.parsers.SAXParser.parse(SAXParser.java:395)
    at javax.xml.parsers.SAXParser.parse(SAXParser.java:198)
    at
org.theospi.jsf.tag.XmlDocumentTag.findComponent(XmlDocumentTag.java:138)
    at javax.faces.webapp.UIComponentTag.doStartTag(UIComponentTag.java:429)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_ospx_005fxmlDocument_005f0(pageProperties_jsp.java:2083)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_f_005fsubview_005f1(pageProperties_jsp.java:1990)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_ospx_005fxheaderdrawer_005f1(pageProperties_jsp.java:1960)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_ospx_005fxheader_005f1(pageProperties_jsp.java:1914)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_h_005fform_005f0(pageProperties_jsp.java:339)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_sakai_005fview_005f0(pageProperties_jsp.java:254)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspx_meth_f_005fview_005f0(pageProperties_jsp.java:224)
    at
org.apache.jsp.freeForm.pageProperties_jsp._jspService(pageProperties_jsp.java:191)
    at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
    at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:369)
    at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:308)
    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:259)
    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:395)
    at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
    at
com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:322)
    at
com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:130)
    at
org.sakaiproject.jsf.app.SakaiViewHandler.renderView(SakaiViewHandler.java:154)
    at
com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87)
    at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:200)
    at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:117)
    at javax.faces.webapp.FacesServlet.service(FacesServlet.java:198)
    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:395)
    at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
    at
org.theospi.portfolio.shared.control.servlet.HelperAwareJsfTool.dispatch(HelperAwareJsfTool.java:161)
    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.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:359)
    at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
    at
org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.help(ActiveToolComponent.java:581)
    at
org.sakaiproject.spring.util.SpringTool.sendToHelper(SpringTool.java:280)
    at org.sakaiproject.spring.util.SpringTool.dispatch(SpringTool.java:143)
    at org.sakaiproject.spring.util.SpringTool.doGet(SpringTool.java:294)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:627)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
    at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
    at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:598)
    at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
    at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
    at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:659)
    at
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:457)
    at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:359)
    at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:311)
    at
org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:511)
    at
org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1429)
    at
org.sakaiproject.portal.charon.handlers.ToolHandler.doTool(ToolHandler.java:204)
    at
org.sakaiproject.portal.charon.handlers.ToolHandler.doGet(ToolHandler.java:96)
    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.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:200)
    at org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:291)
    at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:775)
    at
org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:704)
    at
org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:897)
    at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:689)
    at java.lang.Thread.run(Thread.java:662)

Regards,

*Jaco Gillman***

Java Developer

opencollab

*Tel*: +27 21 970 4017  |  *Fax*:* *+27 21 914 3098**

*Email*: jaco at opencollab.co.za  |  *Skype*: gillmanjc

*Web*: www.opencollab.co.za
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