Web intelligence per prodotti culturali 2012/2013
- Manage
- Copy
- Actions
- Export
- Annotate
- Print Preview
Ambito
- corso ATER "Comunicare la cultura"
- corso IFTS per “Tecnico superiore per la progettazione e la realizzazione di strumenti multimediali per la comunicazione di contenuti culturali” (PA 2012 - 1545/RER)
Materiale didattico
- Web Intelligence per prodotti culturali
- Breve introduzione all'Intelligenza Artificiale (dai lucidi di Paola Mello)
- Prolog: Prodromi (dai lucidi di Paola Mello)
- Agents, Intelligent Agents, & Multi-Agent-Systems
- Web Services (dai lucidi di Andrea Santi)
- Tutorial on the Semantic Web (lucidi di Iván Herman)
- Coordination-based Systems (dai lucidi di Andrea Santi)
- Self-Organisation & MAS: An Introduction (dai lucidi di Luca Gardelli)
- Nature-inspired Coordination for Complex Distributed Systems
Laboratorio
- Jade: Java Agent DEvelopment Framework — Overview (dai lucidi di Stefano Mariani)
- Jade: Getting Started (dai lucidi di Stefano Mariani)
- Jade: Java Agent DEvelopment Framework — Basics (dai lucidi di Stefano Mariani)
- Jade: Java Agent DEvelopment Framework — Advanced (dai lucidi di Stefano Mariani)
- Programming Intentional Agents in AgentSpeak(L) & Jason (dai lucidi di Michele Piunti)
Strumenti
Tags:
IFTS
Error number 4001 in 4: Error while evaluating velocity template leftpanels.vm
Error number 4001 in 4: Error while evaluating velocity template leftpanels.vm com.xpn.xwiki.XWikiException: Error number 4001 in 4: Error while evaluating velocity template leftpanels.vm at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2514) at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2487) at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:997) at sun.reflect.GeneratedMethodAccessor170.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:571) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:554) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:221) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368) at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:492) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:218) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:331) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:261) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:304) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439) at org.apache.velocity.Template.merge(Template.java:358) at org.apache.velocity.Template.merge(Template.java:262) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:280) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:321) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:225) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2509) at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2487) at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:997) at sun.reflect.GeneratedMethodAccessor170.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:571) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:554) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:221) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368) at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:492) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:218) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:331) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:261) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:304) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:190) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439) at org.apache.velocity.Template.merge(Template.java:358) at org.apache.velocity.Template.merge(Template.java:262) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:280) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:321) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:225) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2509) at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:179) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:606) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:289) at com.xpn.xwiki.web.LegacyActionServlet.service(LegacyActionServlet.java:115) at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:122) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:61) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:132) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:668) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:394) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:750) Caused by: java.lang.NullPointerException
Error number 4001 in 4: Error while evaluating velocity template rightpanels.vm
Error number 4001 in 4: Error while evaluating velocity template rightpanels.vm com.xpn.xwiki.XWikiException: Error number 4001 in 4: Error while evaluating velocity template rightpanels.vm at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2514) at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2487) at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:997) at sun.reflect.GeneratedMethodAccessor170.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:571) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:554) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:221) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368) at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:492) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:218) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:331) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:261) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:304) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439) at org.apache.velocity.Template.merge(Template.java:358) at org.apache.velocity.Template.merge(Template.java:262) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:280) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:321) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:225) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2509) at com.xpn.xwiki.XWiki.parseTemplate(XWiki.java:2487) at com.xpn.xwiki.api.XWiki.parseTemplate(XWiki.java:997) at sun.reflect.GeneratedMethodAccessor170.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.doInvoke(UberspectImpl.java:571) at org.apache.velocity.util.introspection.UberspectImpl$VelMethodImpl.invoke(UberspectImpl.java:554) at org.apache.velocity.runtime.parser.node.ASTMethod.execute(ASTMethod.java:221) at org.apache.velocity.runtime.parser.node.ASTReference.execute(ASTReference.java:368) at org.apache.velocity.runtime.parser.node.ASTReference.render(ASTReference.java:492) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147) at org.apache.velocity.runtime.directive.VelocimacroProxy.render(VelocimacroProxy.java:218) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:331) at org.apache.velocity.runtime.directive.RuntimeMacro.render(RuntimeMacro.java:261) at org.apache.velocity.runtime.parser.node.ASTDirective.render(ASTDirective.java:304) at org.apache.velocity.runtime.parser.node.ASTBlock.render(ASTBlock.java:147) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439) at org.apache.velocity.runtime.parser.node.ASTIfStatement.render(ASTIfStatement.java:190) at org.apache.velocity.runtime.parser.node.SimpleNode.render(SimpleNode.java:439) at org.apache.velocity.Template.merge(Template.java:358) at org.apache.velocity.Template.merge(Template.java:262) at org.xwiki.velocity.internal.DefaultVelocityEngine.evaluate(DefaultVelocityEngine.java:280) at com.xpn.xwiki.render.DefaultVelocityManager.evaluate(DefaultVelocityManager.java:321) at com.xpn.xwiki.internal.template.VelocityTemplateEvaluator.evaluateContent(VelocityTemplateEvaluator.java:95) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.evaluateContent(TemplateAsyncRenderer.java:225) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.renderVelocity(TemplateAsyncRenderer.java:180) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:137) at com.xpn.xwiki.internal.template.TemplateAsyncRenderer.render(TemplateAsyncRenderer.java:53) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.lambda$syncRender$0(DefaultAsyncRendererExecutor.java:267) at com.xpn.xwiki.internal.security.authorization.DefaultAuthorExecutor.call(DefaultAuthorExecutor.java:98) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.syncRender(DefaultAsyncRendererExecutor.java:267) at org.xwiki.rendering.async.internal.DefaultAsyncRendererExecutor.render(DefaultAsyncRendererExecutor.java:250) at org.xwiki.rendering.async.internal.block.DefaultBlockAsyncRendererExecutor.render(DefaultBlockAsyncRendererExecutor.java:154) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:772) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:745) at com.xpn.xwiki.internal.template.InternalTemplateManager.renderFromSkin(InternalTemplateManager.java:725) at com.xpn.xwiki.internal.template.InternalTemplateManager.render(InternalTemplateManager.java:711) at com.xpn.xwiki.internal.template.DefaultTemplateManager.render(DefaultTemplateManager.java:78) at com.xpn.xwiki.XWiki.evaluateTemplate(XWiki.java:2509) at com.xpn.xwiki.web.Utils.parseTemplate(Utils.java:179) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:606) at com.xpn.xwiki.web.XWikiAction.execute(XWikiAction.java:289) at com.xpn.xwiki.web.LegacyActionServlet.service(LegacyActionServlet.java:115) at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at com.xpn.xwiki.web.ActionFilter.doFilter(ActionFilter.java:122) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.wysiwyg.filter.ConversionFilter.doFilter(ConversionFilter.java:61) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SetHTTPHeaderFilter.doFilter(SetHTTPHeaderFilter.java:63) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SavedRequestRestorerFilter.doFilter(SavedRequestRestorerFilter.java:208) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.container.servlet.filters.internal.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:111) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.xwiki.resource.servlet.RoutingFilter.doFilter(RoutingFilter.java:132) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:200) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:668) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:394) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:834) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1415) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:750) Caused by: java.lang.NullPointerException