Hi All,

I am trying out a workflow that is breaking "Server Status" on the geoserver 
2.2 admin web interface. 
Steps for the workflow
1) Logging into http://localhost:8080/geoserver/web  
2) Server status loads fine
3) "Reload Config" at the right bottom of the page
4) Clicking back on server status is throwing an error message. (Snippet 
attached)

I am able to repliacate on Windows 7 machine(exe) and linux(using war). I am 
not sure if there is something custom at my end causing this. Any suggestions 
are appreciated.

Thanks,
Ravi.
org.apache.wicket.WicketRuntimeException: Can't instantiate page using 
constructor public org.geoserver.web.admin.StatusPage() 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$CachedChain.doFilter(ServletHandler.java:1093)
 at 
org.geoserver.filters.ThreadLocalsCleanupFilter.doFilter(ThreadLocalsCleanupFilter.java:23)
 at 
org.mortbay.jetty.servlet.ServletHandler$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$CachedChain.doFilter(ServletHandler.java:1084)
 at 
org.vfny.geoserver.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:109)
 at 
org.mortbay.jetty.servlet.ServletHandler$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$NestedFilterChain.doFilter(GeoServerCompositeFilter.java:68)
 at 
org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:146)
 at 
org.geoserver.security.filter.GeoServerCompositeFilter$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.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:97)
 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$CachedChain.doFilter(ServletHandler.java:1084)
 at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:71) at 
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
 at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:41) at 
org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
 at 
org.geoserver.filters.SessionDebugFilter.doFilter(SessionDebugFilter.java:46) 
at 
org.mortbay.jetty.servlet.ServletHandler$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)
 ... 84 more Caused by: java.lang.NullPointerException at 
org.geoserver.web.admin.StatusPage.updateModel(StatusPage.java:183) at 
org.geoserver.web.admin.StatusPage.<init>(StatusPage.java:75) ... 89 more 
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