Thiago, Thanks for your quick response. Here is the stack trace:
org.apache.tapestry5.internal.services.RenderQueueException: Render queue error in BeginRender[core/ExceptionReport:exceptiondisplay.loop_1]: Error serializing component action for component core/ExceptionReport:exceptiondisplay.loop_1: write beyond end of stream [at classpath:org/apache/tapestry5/corelib/components/ExceptionDisplay.tml, line 26] at org.apache.tapestry5.internal.services.RenderQueueImpl.run(RenderQueueImpl.java:81) at org.apache.tapestry5.internal.services.PageRenderQueueImpl.render(PageRenderQueueImpl.java:124) at $PageRenderQueue_58f51091f2b2a.render(Unknown Source) at $PageRenderQueue_58f51091f2b29.render(Unknown Source) at org.apache.tapestry5.internal.services.MarkupRendererTerminator.renderMarkup(MarkupRendererTerminator.java:37) at org.apache.tapestry5.services.TapestryModule$31.renderMarkup(TapestryModule.java:1994) at $MarkupRenderer_58f51091f2b2d.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$30.renderMarkup(TapestryModule.java:1978) at $MarkupRenderer_58f51091f2b2d.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$29.renderMarkup(TapestryModule.java:1960) at $MarkupRenderer_58f51091f2b2d.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$28.renderMarkup(TapestryModule.java:1945) at $MarkupRenderer_58f51091f2b2d.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$27.renderMarkup(TapestryModule.java:1931) at $MarkupRenderer_58f51091f2b2d.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$26.renderMarkup(TapestryModule.java:1913) at $MarkupRenderer_58f51091f2b2d.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$25.renderMarkup(TapestryModule.java:1894) at $MarkupRenderer_58f51091f2b2d.renderMarkup(Unknown Source) at $MarkupRenderer_58f51091f2b28.renderMarkup(Unknown Source) at org.apache.tapestry5.internal.services.PageMarkupRendererImpl.renderPageMarkup(PageMarkupRendererImpl.java:47) at $PageMarkupRenderer_58f51091f2b26.renderPageMarkup(Unknown Source) at org.apache.tapestry5.internal.services.PageResponseRendererImpl.renderPageResponse(PageResponseRendererImpl.java:67) at $PageResponseRenderer_58f51091f2ad3.renderPageResponse(Unknown Source) at org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:85) at $RequestExceptionHandler_58f51091f2a93.handleRequestException(Unknown Source) at org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42) at $RequestHandler_58f51091f2a95.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:902) at $RequestHandler_58f51091f2a95.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:892) at $RequestHandler_58f51091f2a95.service(Unknown Source) at org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90) at $RequestHandler_58f51091f2a95.service(Unknown Source) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:105) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:95) at org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:119) at $RequestHandler_58f51091f2a95.service(Unknown Source) at $RequestHandler_58f51091f2a89.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:253) at org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53) at $HttpServletRequestHandler_58f51091f2a8b.service(Unknown Source) at org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62) at $HttpServletRequestFilter_58f51091f2a87.service(Unknown Source) at $HttpServletRequestHandler_58f51091f2a8b.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$1.service(TapestryModule.java:852) at $HttpServletRequestHandler_58f51091f2a8b.service(Unknown Source) at $HttpServletRequestHandler_58f51091f2a86.service(Unknown Source) at org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:171) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1300) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:445) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:556) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1038) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:374) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:189) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:972) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:363) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:483) at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:920) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:982) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:635) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:628) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) at java.lang.Thread.run(Thread.java:744) Caused by: org.apache.tapestry5.ioc.internal.util.TapestryException: Error serializing component action for component core/ExceptionReport:exceptiondisplay.loop_1: write beyond end of stream [at classpath:org/apache/tapestry5/corelib/components/ExceptionDisplay.tml, line 26] at org.apache.tapestry5.internal.structure.ComponentPageElementImpl$AbstractPhase.invoke(ComponentPageElementImpl.java:158) at org.apache.tapestry5.internal.structure.ComponentPageElementImpl$BeginRenderPhase.render(ComponentPageElementImpl.java:214) at org.apache.tapestry5.internal.services.RenderQueueImpl.run(RenderQueueImpl.java:72) ... 72 more Caused by: java.lang.RuntimeException: Error serializing component action for component core/ExceptionReport:exceptiondisplay.loop_1: write beyond end of stream at org.apache.tapestry5.corelib.internal.ComponentActionSink.store(ComponentActionSink.java:67) at org.apache.tapestry5.corelib.internal.FormSupportImpl.store(FormSupportImpl.java:96) at org.apache.tapestry5.corelib.components.Loop.begin(Loop.java:398) at org.apache.tapestry5.corelib.components.Loop.beginRender(Loop.java) at org.apache.tapestry5.internal.structure.ComponentPageElementImpl$BeginRenderPhase.invokeComponent(ComponentPageElementImpl.java:207) at org.apache.tapestry5.internal.structure.ComponentPageElementImpl$AbstractPhase.invoke(ComponentPageElementImpl.java:138) ... 74 more Caused by: java.io.IOException: write beyond end of stream at java.util.zip.DeflaterOutputStream.write(DeflaterOutputStream.java:201) at java.util.zip.GZIPOutputStream.write(GZIPOutputStream.java:146) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.write(BufferedOutputStream.java:126) at org.apache.tapestry5.internal.services.ClientDataSinkImpl$1.write(ClientDataSinkImpl.java:83) at java.io.ObjectOutputStream$BlockDataOutputStream.drain(ObjectOutputStream.java:1876) at java.io.ObjectOutputStream$BlockDataOutputStream.setBlockDataMode(ObjectOutputStream.java:1785) at java.io.ObjectOutputStream.writeNonProxyDesc(ObjectOutputStream.java:1285) at java.io.ObjectOutputStream.writeClassDesc(ObjectOutputStream.java:1230) at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1426) at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1177) at java.io.ObjectOutputStream.writeFatalException(ObjectOutputStream.java:1576) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:350) at org.apache.tapestry5.corelib.internal.ComponentActionSink.store(ComponentActionSink.java:63) ... 79 more It actually repeats this a couple of times and then displays the "Powered by Jetty://" footer at the bottom. This is from the Eclipse console: Running Jetty 8.1.8.v20121106 ParentLoaderPriority enabled Enable config class:runjettyrun.webapp.RJRWebInfConfiguration Enable config class:org.eclipse.jetty.webapp.WebXmlConfiguration Enable config class:runjettyrun.webapp.RJRMetaInfoConfiguration Enable config class:org.eclipse.jetty.webapp.FragmentConfiguration Enable config class:runjettyrun.annotation.RJRAnnotationConfiguration Enable config class:org.eclipse.jetty.webapp.JettyWebXmlConfiguration Enable config class:org.eclipse.jetty.webapp.TagLibConfiguration ProjectClassLoader: entry=/home/apitman/workspace/pepe/bin ProjectClassLoader: entry=/usr/share/java/tapestry-core-5.3.7.jar ProjectClassLoader: entry=/usr/share/java/tapestry-ioc-5.3.7.jar ProjectClassLoader: entry=/usr/share/java/tapestry5-annotations-5.3.7.jar ProjectClassLoader: entry=/usr/share/java/tapestry-func-5.3.7.jar ProjectClassLoader: entry=/usr/share/java/tapestry-json-5.3.7.jar ProjectClassLoader: entry=/usr/share/java/log4j.jar ProjectClassLoader: entry=/usr/share/java/plastic-5.3.7.jar ProjectClassLoader: entry=/usr/share/java/javassist.jar ProjectClassLoader: entry=/usr/share/java/slf4j-1.6.6/slf4j-nop-1.6.6.jar ProjectClassLoader: entry=/usr/share/java/slf4j-1.6.6/slf4j-api-1.6.6.jar ProjectClassLoader: entry=/usr/share/java/javax.inject-1.jar ProjectClassLoader: entry=/usr/share/java/antlr-runtime-3.3.jar Loading Jetty.xml:/home/apitman/workspace/pepe/jetty-web.xml 2014-06-06 17:30:00.985:INFO:oejs.Server:jetty-8.1.8.v20121106 Null identity service, trying login service: null Finding identity service: null 2014-06-06 17:30:11.864:INFO:oejsh.ContextHandler:started o.e.j.w.WebAppContext{/pepe,[file:/home/apitman/workspace/pepe/src/main/webapp/]} 2014-06-06 17:30:14.645:INFO:oejsh.ContextHandler:started o.e.j.w.WebAppContext{/pepe,[file:/home/apitman/workspace/pepe/src/main/webapp/]} 2014-06-06 17:30:14.648:INFO:oejsh.ContextHandler:started o.e.j.w.WebAppContext{/pepe,[file:/home/apitman/workspace/pepe/src/main/webapp/]} 2014-06-06 17:30:14.651:INFO:oejsh.ContextHandler:started o.e.j.w.WebAppContext{/pepe,[file:/home/apitman/workspace/pepe/src/main/webapp/]} 2014-06-06 17:30:23.000:INFO:oejs.AbstractConnector:Started SelectChannelConnector@0.0.0.0:8080 2014-06-06 17:30:40.693:WARN:oejs.ServletHandler:/pepe/login/page org.apache.tapestry5.internal.services.RenderQueueException: Render queue error in BeginRender[core/ExceptionReport:exceptiondisplay.loop_1]: Error serializing component action for component core/ExceptionReport:exceptiondisplay.loop_1: write beyond end of stream [at classpath:org/apache/tapestry5/corelib/components/ExceptionDisplay.tml, line 26] at org.apache.tapestry5.internal.services.RenderQueueImpl.run(RenderQueueImpl.java:81) at org.apache.tapestry5.internal.services.PageRenderQueueImpl.render(PageRenderQueueImpl.java:124) at $PageRenderQueue_59075178f8de0.render(Unknown Source) at $PageRenderQueue_59075178f8ddf.render(Unknown Source) at org.apache.tapestry5.internal.services.MarkupRendererTerminator.renderMarkup(MarkupRendererTerminator.java:37) at org.apache.tapestry5.services.TapestryModule$31.renderMarkup(TapestryModule.java:1994) at $MarkupRenderer_59075178f8de3.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$30.renderMarkup(TapestryModule.java:1978) at $MarkupRenderer_59075178f8de3.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$29.renderMarkup(TapestryModule.java:1960) at $MarkupRenderer_59075178f8de3.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$28.renderMarkup(TapestryModule.java:1945) at $MarkupRenderer_59075178f8de3.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$27.renderMarkup(TapestryModule.java:1931) at $MarkupRenderer_59075178f8de3.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$26.renderMarkup(TapestryModule.java:1913) at $MarkupRenderer_59075178f8de3.renderMarkup(Unknown Source) at org.apache.tapestry5.services.TapestryModule$25.renderMarkup(TapestryModule.java:1894) at $MarkupRenderer_59075178f8de3.renderMarkup(Unknown Source) at $MarkupRenderer_59075178f8dde.renderMarkup(Unknown Source) at org.apache.tapestry5.internal.services.PageMarkupRendererImpl.renderPageMarkup(PageMarkupRendererImpl.java:47) at $PageMarkupRenderer_59075178f8ddc.renderPageMarkup(Unknown Source) at org.apache.tapestry5.internal.services.PageResponseRendererImpl.renderPageResponse(PageResponseRendererImpl.java:67) at $PageResponseRenderer_59075178f8d89.renderPageResponse(Unknown Source) at org.apache.tapestry5.internal.services.DefaultRequestExceptionHandler.handleRequestException(DefaultRequestExceptionHandler.java:85) at $RequestExceptionHandler_59075178f8d49.handleRequestException(Unknown Source) at org.apache.tapestry5.internal.services.RequestErrorFilter.service(RequestErrorFilter.java:42) at $RequestHandler_59075178f8d4b.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$3.service(TapestryModule.java:902) at $RequestHandler_59075178f8d4b.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$2.service(TapestryModule.java:892) at $RequestHandler_59075178f8d4b.service(Unknown Source) at org.apache.tapestry5.internal.services.StaticFilesFilter.service(StaticFilesFilter.java:90) at $RequestHandler_59075178f8d4b.service(Unknown Source) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:105) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter$2.invoke(CheckForUpdatesFilter.java:95) at org.apache.tapestry5.ioc.internal.util.ConcurrentBarrier.withRead(ConcurrentBarrier.java:85) at org.apache.tapestry5.internal.services.CheckForUpdatesFilter.service(CheckForUpdatesFilter.java:119) at $RequestHandler_59075178f8d4b.service(Unknown Source) at $RequestHandler_59075178f8d3f.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$HttpServletRequestHandlerTerminator.service(TapestryModule.java:253) at org.apache.tapestry5.internal.gzip.GZipFilter.service(GZipFilter.java:53) at $HttpServletRequestHandler_59075178f8d41.service(Unknown Source) at org.apache.tapestry5.internal.services.IgnoredPathsFilter.service(IgnoredPathsFilter.java:62) at $HttpServletRequestFilter_59075178f8d3d.service(Unknown Source) at $HttpServletRequestHandler_59075178f8d41.service(Unknown Source) at org.apache.tapestry5.services.TapestryModule$1.service(TapestryModule.java:852) at $HttpServletRequestHandler_59075178f8d41.service(Unknown Source) at $HttpServletRequestHandler_59075178f8d3c.service(Unknown Source) at org.apache.tapestry5.TapestryFilter.doFilter(TapestryFilter.java:171) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1307) at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:453) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:560) at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1072) at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:382) at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1006) at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) at org.eclipse.jetty.server.Server.handle(Server.java:365) at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:485) at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:926) at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:988) at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:635) at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:235) at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82) at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:628) at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:52) at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) at java.lang.Thread.run(Thread.java:744) Caused by: ... Repeats... Also, I have tried it with the Jetty versions 6, 7, 8 and even 9 that come with RunJettyRun... Same result. Thanks again! Andy -----Original Message----- From: Thiago H de Paula Figueiredo [mailto:thiag...@gmail.com] Sent: Friday, June 06, 2014 5:15 PM To: Tapestry users Subject: Re: "HTTP 500" / "Render queue error in BeginRender" for page with form. Full stack trace please. ... RunJettyRun runs by default with an embedded Jetty 6 instance. Sometimes I have some weird errors with it. Then I change my run configuration to use Jetty 8 and the problem vanishes. [Compassion, Excellence, Reliability] ________________________________ CONFIDENTIALITY NOTICE: This email may contain information belonging to BAYADA and is protected by law. Do not forward, copy, or otherwise disclose to anyone unless permitted by BAYADA or required by law. If you are not the intended recipient, please notify the sender immediately.