Almost forgot...  There's an error also on the preview page in the admin
console, i.e. click "layer preview" in the menu and I get this:

org.apache.wicket.WicketRuntimeException: Can't instantiate page using
constructor public org.geoserver.web.demo.MapPreviewPage() at
org.apache.wicket.session.DefaultPageFactory.createPage(DefaultPageFactory.java:212)
at
org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:57)
at
org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.newPage(BookmarkablePageRequestTarget.java:298)
at
org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.getPage(BookmarkablePageRequestTarget.java:320)
at
org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.processEvents(BookmarkablePageRequestTarget.java:234)
at
org.apache.wicket.request.AbstractRequestCycleProcessor.processEvents(AbstractRequestCycleProcessor.java:92)
at
org.apache.wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:1250)
at org.apache.wicket.RequestCycle.step(RequestCycle.java:1329) at
org.apache.wicket.RequestCycle.steps(RequestCycle.java:1436) at
org.apache.wicket.RequestCycle.request(RequestCycle.java:545) at
org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:484)
at
org.apache.wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:138)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at
javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at
org.springframework.web.servlet.mvc.ServletWrappingController.handleRequestInternal(ServletWrappingController.java:159)
at
org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)
at
org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48)
at
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923)
at
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
at
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
at
org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) at
javax.servlet.http.HttpServlet.service(HttpServlet.java:820) at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487) at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093)
at
org.geoserver.filters.ThreadLocalsCleanupFilter.doFilter(ThreadLocalsCleanupFilter.java:27)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:74)
at
org.geoserver.filters.SpringDelegatingFilter.doFilter(SpringDelegatingFilter.java:45)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
org.geoserver.platform.AdvancedDispatchFilter.doFilter(AdvancedDispatchFilter.java:49)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:311)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
at
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:116)
at
org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
at
org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
at
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
at
org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
at
org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
at
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
at
org.geoserver.security.filter.GeoServerAnonymousAuthenticationFilter.doFilter(GeoServerAnonymousAuthenticationFilter.java:53)
at
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
at
org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:182)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
at
org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
at
org.geoserver.security.filter.GeoServerUserNamePasswordAuthenticationFilter.doFilter(GeoServerUserNamePasswordAuthenticationFilter.java:115)
at
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
at
org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:146)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
at
org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
at
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
at
org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
at
org.geoserver.security.filter.GeoServerSecurityContextPersistenceFilter$1.doFilter(GeoServerSecurityContextPersistenceFilter.java:52)
at
org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
at
org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
at
org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
at
org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173)
at
org.geoserver.security.GeoServerSecurityFilterChainProxy.doFilter(GeoServerSecurityFilterChainProxy.java:134)
at
org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
at
org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:75) at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:42) at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
org.geoserver.filters.SessionDebugFilter.doFilter(SessionDebugFilter.java:47)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.geoserver.filters.FlushSafeFilter.doFilter(FlushSafeFilter.java:43)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at
org.vfny.geoserver.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:109)
at
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)
at
org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:726)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405) at
org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:206)
at
org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:324) at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505) at
org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:828)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514) at
org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211) at
org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380) at
org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
at
org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
Caused by: java.lang.reflect.InvocationTargetException at
sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at
sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source) at
org.apache.wicket.session.DefaultPageFactory.createPage(DefaultPageFactory.java:192)
... 93 more Caused by: java.lang.NullPointerException at
org.geoserver.ows.LocalWorkspaceCatalogFilter.hideResource(LocalWorkspaceCatalogFilter.java:53)
at
org.geoserver.security.CatalogFilterAccessManager.hideResource(CatalogFilterAccessManager.java:95)
at
org.geoserver.security.CatalogFilterAccessManager.getAccessLimits(CatalogFilterAccessManager.java:49)
at
org.geoserver.security.SecureCatalogImpl.buildWrapperPolicy(SecureCatalogImpl.java:793)
at
org.geoserver.security.SecureCatalogImpl.checkAccess(SecureCatalogImpl.java:584)
at
org.geoserver.security.SecureCatalogImpl.checkAccess(SecureCatalogImpl.java:478)
at
org.geoserver.security.SecureCatalogImpl.checkAccess(SecureCatalogImpl.java:631)
at
org.geoserver.security.SecureCatalogImpl.filterGroups(SecureCatalogImpl.java:946)
at
org.geoserver.security.SecureCatalogImpl.getLayerGroups(SecureCatalogImpl.java:310)
at
org.geoserver.catalog.impl.AbstractFilteredCatalog.getLayerGroups(AbstractFilteredCatalog.java:248)
at
org.geoserver.catalog.impl.AbstractCatalogDecorator.getLayerGroups(AbstractCatalogDecorator.java:456)
at
org.geoserver.catalog.impl.LocalWorkspaceCatalog.getLayerGroups(LocalWorkspaceCatalog.java:197)
at
org.geoserver.web.demo.PreviewLayerProvider.getItems(PreviewLayerProvider.java:69)
at
org.geoserver.web.wicket.GeoServerDataProvider.fullSize(GeoServerDataProvider.java:236)
at
org.geoserver.web.wicket.GeoServerTablePanel$PagerDelegate.updateMatched(GeoServerTablePanel.java:562)
at
org.geoserver.web.wicket.GeoServerTablePanel$PagerDelegate.<init>(GeoServerTablePanel.java:555)
at
org.geoserver.web.wicket.GeoServerTablePanel.<init>(GeoServerTablePanel.java:219)
at
org.geoserver.web.wicket.GeoServerTablePanel.<init>(GeoServerTablePanel.java:98)
at org.geoserver.web.demo.MapPreviewPage$1.<init>(MapPreviewPage.java:63)
at org.geoserver.web.demo.MapPreviewPage.<init>(MapPreviewPage.java:63) ...
98 more


On Wed, Dec 18, 2013 at 8:31 AM, Tom (JDi Solutions) <
tom.d...@jdi-solutions.co.uk> wrote:

> Hi all,
>
> Geoserver 2.4.2
> Windows Server 2008 R2 64Bit
> Java 1.7.0_15 (Java HotSpot(TM) 64-Bit Server VM)
>
> Last night I upgraded Geoserver to 2.4.2 from 2.2.5 to see if that would
> resolve an issue we had with it failing intermittently, however this has
> made things significantly worse and I wonder if this situation might sound
> familiar to anyone?
>
> We have several hundred layers configured, most of them are Oracle based
> layers and most of them appear to work fine.  The problem is that some are
> not showing in Geoserver as configured layers at all.  I have a workspace
> and datastore combination that should have about 30 Oracle based layers but
> only shows 7 of them.  The 7 that are there work perfectly, I can get maps
> using WMS no problem.  The next obvious step was to add them back in and
> here's where it gets more interesting.  Clicking add layer shows that
> Geoserver thinks the layer has already been added, in fact, all the missing
> ones are marked as already having been published and it won't let me add
> them again with the same names because it knows they're already there.  For
> each of the missing layers there is a folder in the data directory with an
> apparently sound looking featuretype.xml and layer.xml.
>
> Next thing I tried was to delete the existing folder, reload the Geoserver
> configs and get Geoserver to recreate it by re adding the layer.  Doing
> that gives me a layer that works.  Geoserver will render it using WMS etc
> and I can even assign a new default style to it via REST.  The folder is
> created with a new featuretype.xml and layer.xml and all looks great.
> Problem is that as soon as I restart Geoserver that layer is no longer
> loaded and no longer responds to WMS requests etc.  In fact, we're back to
> exactly where we started in all respects.  Geoserver knows it's there
> because it won't let me create a layer with the same name but I can again,
> fool it by deleting the layer folder and starting again.
>
> Another thing I tried a this stage was making a minor manual edit to the
> featurelayer.xml file to change the title.  Despite it being a text only
> change that also caused the layer to stop working and vanish from the list
> of configured layers (but remain in the list of published ones for the
> purposes of adding new layers)
>
> There are tens of layers for which this is an issue and it would appear
> that even if I go through and fix them all manually they're not going to
> persist through a Geoserver restart.
>
> I wondered if it was a Windows permissions thing but the service is
> running as an administrator user and is the creator for the new folders so
> should surely be able to read them back again?
>
> Even more frustratingly rolling back to 2.2.5 doesn't help as that now
> completely fails to load.
>
> The only other clue I can find is that Geoserver reports lots of errors on
> startup.  One layer I've been looking into specifically is mentioned and
> the error log is included at the bottom of this message.  There are lots of
> this specific error.  There doesn't appear to be anything more generic,
> just lots of layer specific startup errors.
>
> Any ideas?
>
> Thanks in advance,
>
> Tom
>
> The error:
>
> 2013-12-18 08:01:22,861 ERROR [geoserver.ows] -
> org.geoserver.platform.ServiceException: Could not find layer
> PENDLELAYER363
>     at
> org.geoserver.wms.map.GetMapKvpRequestReader.parseLayers(GetMapKvpRequestReader.java:1252)
>     at
> org.geoserver.wms.map.GetMapKvpRequestReader.read(GetMapKvpRequestReader.java:218)
>     at
> org.geoserver.wms.map.GetMapKvpRequestReader.read(GetMapKvpRequestReader.java:80)
>     at org.geoserver.ows.Dispatcher.parseRequestKVP(Dispatcher.java:1412)
>     at org.geoserver.ows.Dispatcher.dispatch(Dispatcher.java:622)
>     at
> org.geoserver.ows.Dispatcher.handleRequestInternal(Dispatcher.java:263)
>     at
> org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)
>     at
> org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:48)
>     at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:923)
>     at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:852)
>     at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:882)
>     at
> org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:778)
>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
>     at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
>     at
> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093)
>     at
> org.geoserver.filters.ThreadLocalsCleanupFilter.doFilter(ThreadLocalsCleanupFilter.java:27)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at
> org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:74)
>     at
> org.geoserver.filters.SpringDelegatingFilter.doFilter(SpringDelegatingFilter.java:45)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at
> org.geoserver.platform.AdvancedDispatchFilter.doFilter(AdvancedDispatchFilter.java:49)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:311)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
>     at
> org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:116)
>     at
> org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
>     at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
>     at
> org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
>     at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>     at
> org.geoserver.security.filter.GeoServerAnonymousAuthenticationFilter.doFilter(GeoServerAnonymousAuthenticationFilter.java:53)
>     at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
>     at
> org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
>     at
> org.geoserver.security.filter.GeoServerBasicAuthenticationFilter.doFilter(GeoServerBasicAuthenticationFilter.java:82)
>     at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
>     at
> org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)
>     at
> org.geoserver.security.filter.GeoServerSecurityContextPersistenceFilter$1.doFilter(GeoServerSecurityContextPersistenceFilter.java:52)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:72)
>     at
> org.geoserver.security.filter.GeoServerCompositeFilter.doFilter(GeoServerCompositeFilter.java:91)
>     at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323)
>     at
> org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173)
>     at
> org.geoserver.security.GeoServerSecurityFilterChainProxy.doFilter(GeoServerSecurityFilterChainProxy.java:134)
>     at
> org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)
>     at
> org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:75)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:48)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at
> org.geoserver.filters.SessionDebugFilter.doFilter(SessionDebugFilter.java:47)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at
> org.geoserver.filters.FlushSafeFilter.doFilter(FlushSafeFilter.java:43)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at
> org.vfny.geoserver.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:109)
>     at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
>     at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:360)
>     at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
>     at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
>     at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:726)
>     at
> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
>     at
> org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:206)
>     at
> org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
>     at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
>     at org.mortbay.jetty.Server.handle(Server.java:324)
>     at
> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
>     at
> org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:828)
>     at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)
>     at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
>     at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
>     at
> org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
>     at
> org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)
>
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