An error has occured

java.lang.IllegalStateException: Cannot create a session after the response has been committed

Cocoon stacktrace[hide]

Exception in ServerPagesGenerator.generate()
context://samples/blocks/xsp/sitemap.xmap - 34:34<map:serialize type="xml">
context://samples/blocks/xsp/sitemap.xmap - 66:62<map:generate type="serverpages">
context://samples/blocks/sitemap.xmap - 67:68<map:mount>
context://samples/sitemap.xmap - 198:66<map:mount>
context://sitemap.xmap - 1031:92<map:mount>

Java stacktrace[hide] 

java.lang.IllegalStateException: Cannot create a session after the response has been committed
	at org.apache.catalina.connector.Request.doGetSession(Request.java:2862)
	at org.apache.catalina.connector.Request.getSession(Request.java:2307)
	at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:897)
	at org.apache.cocoon.environment.http.HttpRequest.getSession(Unknown Source)
	at org.apache.cocoon.environment.http.HttpRequest.getSession(Unknown Source)
	at org.apache.cocoon.www.file_.usr.local.apache_tomcat_7_0.webapps.cocoon21.samples.blocks.xsp.java.request_xsp.generate(org.apache.cocoon.www.file_.usr.local.apache_tomcat_7_0.webapps.cocoon21.samples.blocks.xsp.java.request_xsp:3634)
	at org.apache.cocoon.generation.ServerPagesGenerator.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(Unknown Source)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ContainerNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.GenerateNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.Cocoon.process(Unknown Source)
	at org.apache.cocoon.servlet.CocoonServlet.service(Unknown Source)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
	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.StandardWrapperValve.invoke(StandardWrapperValve.java:224)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:987)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:579)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:309)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:679)

Java full stacktrace[hide] 

org.apache.cocoon.ProcessingException: Exception in ServerPagesGenerator.generate()
	at <map:serialize type="xml"> - file:///usr/local/apache-tomcat-7.0/webapps/cocoon21/samples/blocks/xsp/sitemap.xmap:34:34
	at <map:generate type="serverpages"> - file:///usr/local/apache-tomcat-7.0/webapps/cocoon21/samples/blocks/xsp/sitemap.xmap:66:62
	at <map:mount> - file:///usr/local/apache-tomcat-7.0/webapps/cocoon21/samples/blocks/sitemap.xmap:67:68
	at <map:mount> - file:///usr/local/apache-tomcat-7.0/webapps/cocoon21/samples/sitemap.xmap:198:66
	at <map:mount> - file:///usr/local/apache-tomcat-7.0/webapps/cocoon21/sitemap.xmap:1031:92
	at org.apache.cocoon.generation.ServerPagesGenerator.generate(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(Unknown Source)
	at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(Unknown Source)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.SerializeNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ContainerNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.GenerateNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MountNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.MatchNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelineNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.AbstractParentProcessingNode.invokeNodes(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.sitemap.PipelinesNode.invoke(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.ConcreteTreeProcessor.process(Unknown Source)
	at org.apache.cocoon.components.treeprocessor.TreeProcessor.process(Unknown Source)
	at org.apache.cocoon.Cocoon.process(Unknown Source)
	at org.apache.cocoon.servlet.CocoonServlet.service(Unknown Source)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:722)
	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.StandardWrapperValve.invoke(StandardWrapperValve.java:224)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:169)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:168)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:98)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:927)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:987)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:579)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:309)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
	at java.lang.Thread.run(Thread.java:679)
Caused by: java.lang.IllegalStateException: Cannot create a session after the response has been committed
	at org.apache.catalina.connector.Request.doGetSession(Request.java:2862)
	at org.apache.catalina.connector.Request.getSession(Request.java:2307)
	at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:897)
	at org.apache.cocoon.environment.http.HttpRequest.getSession(Unknown Source)
	at org.apache.cocoon.environment.http.HttpRequest.getSession(Unknown Source)
	at org.apache.cocoon.www.file_.usr.local.apache_tomcat_7_0.webapps.cocoon21.samples.blocks.xsp.java.request_xsp.generate(org.apache.cocoon.www.file_.usr.local.apache_tomcat_7_0.webapps.cocoon21.samples.blocks.xsp.java.request_xsp:3634)
	... 66 more

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