Sometimes a NullPointerException appears in jetty upon startup
--------------------------------------------------------------
Key: AMDATU-338
URL: http://jira.amdatu.org/jira/browse/AMDATU-338
Project: Amdatu
Issue Type: Bug
Components: Amdatu Web
Reporter: Ivo Ladage - van Doorn
When you run the performance test with multiple testloops and -clean option,
the error below appears sometimes.
[2011-03-29 08:53:39] ERROR: Exception initializing page context
[org.amdatu.core.loghandler]
null
java.lang.NullPointerException
at
org.mortbay.jetty.servlet.HashSessionIdManager.idInUse(HashSessionIdManager.java:157)
at
org.mortbay.jetty.servlet.HashSessionIdManager.newSessionId(HashSessionIdManager.java:235)
at
org.mortbay.jetty.servlet.AbstractSessionManager$Session.<init>(AbstractSessionManager.java:757)
at
org.mortbay.jetty.servlet.HashSessionManager$Session.<init>(HashSessionManager.java:519)
at
org.mortbay.jetty.servlet.HashSessionManager.newSession(HashSessionManager.java:347)
at
org.mortbay.jetty.servlet.AbstractSessionManager.newHttpSession(AbstractSessionManager.java:413)
at org.mortbay.jetty.Request.getSession(Request.java:1227)
at org.mortbay.jetty.Request.getSession(Request.java:1199)
at
javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:235)
at
javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:235)
at
javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:235)
at
javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:235)
at
org.apache.jasper.runtime.PageContextImpl._initialize(PageContextImpl.java:146)
at
org.apache.jasper.runtime.PageContextImpl.initialize(PageContextImpl.java:124)
at
org.apache.jasper.runtime.JspFactoryImpl.internalGetPageContext(JspFactoryImpl.java:107)
at
org.apache.jasper.runtime.JspFactoryImpl.getPageContext(JspFactoryImpl.java:63)
at
org.apache.jsp.dashboard.jsp.dashboard_jsp._jspService(dashboard_jsp.java:52)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:313)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:260)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at
org.amdatu.web.jsp.service.ResourceProviderJspServlet$2.call(ResourceProviderJspServlet.java:153)
at
org.amdatu.web.jsp.service.ResourceProviderJspServlet$2.call(ResourceProviderJspServlet.java:151)
at
org.ops4j.pax.swissbox.core.ContextClassLoaderUtils.doWithClassLoader(ContextClassLoaderUtils.java:60)
at
org.amdatu.web.jsp.service.ResourceProviderJspServlet.service(ResourceProviderJspServlet.java:149)
at
org.amdatu.web.dispatcher.handler.ServletHandler.doHandle(ServletHandler.java:105)
at
org.amdatu.web.dispatcher.handler.ServletHandler.handle(ServletHandler.java:67)
at
org.amdatu.web.dispatcher.dispatch.CustomServletPipeline.handle(CustomServletPipeline.java:45)
at
org.amdatu.web.dispatcher.dispatch.CustomFilterChain.doFilter(CustomFilterChain.java:56)
at
org.amdatu.web.dispatcher.dispatch.HttpFilterChain.doFilter(HttpFilterChain.java:36)
at
org.amdatu.web.dispatcher.dispatch.CustomFilterPipeline.dispatch(CustomFilterPipeline.java:58)
at
org.amdatu.web.dispatcher.dispatch.ExtenderFilterChain.doFilter(ExtenderFilterChain.java:54)
at
org.amdatu.web.dispatcher.dispatch.HttpFilterChain.doFilter(HttpFilterChain.java:36)
at
org.amdatu.web.dispatcher.dispatch.ExtenderFilterPipeline.dispatch(ExtenderFilterPipeline.java:47)
at
org.amdatu.web.dispatcher.service.DispatcherServiceImpl.dispatchRequest(DispatcherServiceImpl.java:161)
at
org.amdatu.web.dispatcher.filter.DispatchInterceptFilter.doFilter(DispatchInterceptFilter.java:81)
at
org.apache.felix.http.base.internal.handler.FilterHandler.doHandle(FilterHandler.java:80)
at
org.apache.felix.http.base.internal.handler.FilterHandler.handle(FilterHandler.java:68)
at
org.apache.felix.http.base.internal.dispatch.InvocationFilterChain.doFilter(InvocationFilterChain.java:47)
at
org.apache.felix.http.base.internal.dispatch.HttpFilterChain.doFilter(HttpFilterChain.java:33)
at
org.apache.felix.http.base.internal.dispatch.FilterPipeline.dispatch(FilterPipeline.java:48)
at
org.apache.felix.http.base.internal.dispatch.Dispatcher.dispatch(Dispatcher.java:39)
at
org.apache.felix.http.base.internal.DispatcherServlet.service(DispatcherServlet.java:55)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:511)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:390)
at
org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
at
org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:326)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:536)
at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:915)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:539)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:405)
at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
at
org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
To reproduce, use this command to run the performance test from
/etc/performancetest:
-verbose -analyze -runtest -amdatuVersionX
D:\Amdatu-svn\jmeter\org.amdatu.amdatu-release-0.1.1-bin.zip -amdatuVersionY
D:\Amdatu-svn\jmeter\org.amdatu.amdatu-release-0.1.1-bin.zip -jmeterplansdir
D:\Amdatu-svn\jmeter\jmeter-plans -resultsdir
D:\Amdatu-svn\jmeter\jmeter-results -testloops 20 -omit 1000 -tmpdir
D:\Amdatu-svn\jmeter\tmp -clean
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