[Geoserver-devel] [jira] (GEOS-5066) Missing svg renderer info can cause NPE on preview and WMS service page

Andrea Aime created GEOS-5066:
---------------------------------

             Summary: Missing svg renderer info can cause NPE on preview and WMS service page
                 Key: GEOS-5066
                 URL: https://jira.codehaus.org/browse/GEOS-5066
             Project: GeoServer
          Issue Type: Bug
          Components: Configuration
    Affects Versions: 2.1.3
            Reporter: Andrea Aime
            Assignee: Andrea Aime
             Fix For: 2.1.4

When the svg rendererer settings are missing the following can happen:

{code}

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:617)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
  at org.springframework.web.servlet.mvc.ServletWrappingController.handleRequestInternal(ServletWrappingController.java:158)
  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:875)
  at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)
  at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:571)
  at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.ThreadLocalsCleanupFilter.doFilter(ThreadLocalsCleanupFilter.java:23)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:68)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.basicauth.BasicProcessingFilter.doFilterHttp(BasicProcessingFilter.java:174)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:116)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:278)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.logout.LogoutFilter.doFilterHttp(LogoutFilter.java:89)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:192)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:192)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:99)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:99)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:394)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:99)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:116)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:278)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.logout.LogoutFilter.doFilterHttp(LogoutFilter.java:89)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:192)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.util.FilterChainProxy.doFilter(FilterChainProxy.java:185)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.geoserver.filters.SpringDelegatingFilter.doFilter(SpringDelegatingFilter.java:39)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.platform.AdvancedDispatchFilter.doFilter(AdvancedDispatchFilter.java:49)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.vfny.geoserver.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:109)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:394)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:109)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:116)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:278)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.logout.LogoutFilter.doFilterHttp(LogoutFilter.java:89)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:235)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.util.FilterChainProxy.doFilter(FilterChainProxy.java:185)
  at org.springframework.security.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:99)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:71)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.ReverseProxyFilter.doFilter(ReverseProxyFilter.java:183)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:41)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.SessionDebugFilter.doFilter(SessionDebugFilter.java:46)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
  at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
  at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
  at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
  at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
  at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
  at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852)
  at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
  at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
  at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.reflect.InvocationTargetException
  at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
  at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
  at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
  at org.apache.wicket.session.DefaultPageFactory.createPage(DefaultPageFactory.java:192)
  ... 151 more
Caused by: java.lang.NullPointerException
  at org.geoserver.wms.WMS.getSvgRenderer(WMS.java:368)
  at org.geoserver.wms.svg.SVG.canHandle(SVG.java:28)
  at org.geoserver.wms.svg.SVGStrategyExclusionFilter.exclude(SVGStrategyExclusionFilter.java:71)
  at org.geoserver.platform.GeoServerExtensions.excludeBean(GeoServerExtensions.java:207)
  at org.geoserver.platform.GeoServerExtensions.extensions(GeoServerExtensions.java:137)
  at org.geoserver.web.GeoServerApplication.getBeansOfType(GeoServerApplication.java:136)
  at org.geoserver.web.demo.MapPreviewPage.getAvailableWMSFormats(MapPreviewPage.java:130)
  at org.geoserver.web.demo.MapPreviewPage.<init>(MapPreviewPage.java:58)
  ... 156 more
{code}

and also

{code}
org.apache.wicket.WicketRuntimeException: Can't instantiate page using constructor public org.geoserver.wms.web.WMSAdminPage()
  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:617)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
  at org.springframework.web.servlet.mvc.ServletWrappingController.handleRequestInternal(ServletWrappingController.java:158)
  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:875)
  at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)
  at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:571)
  at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:617)
  at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.ThreadLocalsCleanupFilter.doFilter(ThreadLocalsCleanupFilter.java:23)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:68)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.basicauth.BasicProcessingFilter.doFilterHttp(BasicProcessingFilter.java:174)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:116)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:278)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.ui.logout.LogoutFilter.doFilterHttp(LogoutFilter.java:89)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:192)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:192)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:99)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:99)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:394)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:99)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:116)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:278)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.logout.LogoutFilter.doFilterHttp(LogoutFilter.java:89)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:192)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.util.FilterChainProxy.doFilter(FilterChainProxy.java:185)
  at org.geoserver.filters.SpringDelegatingFilter$Chain.doFilter(SpringDelegatingFilter.java:64)
  at org.geoserver.filters.SpringDelegatingFilter.doFilter(SpringDelegatingFilter.java:39)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.platform.AdvancedDispatchFilter.doFilter(AdvancedDispatchFilter.java:49)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.vfny.geoserver.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:109)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:394)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:109)
  at org.springframework.security.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.ExceptionTranslationFilter.doFilterHttp(ExceptionTranslationFilter.java:101)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.providers.anonymous.AnonymousProcessingFilter.doFilterHttp(AnonymousProcessingFilter.java:105)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.rememberme.RememberMeProcessingFilter.doFilterHttp(RememberMeProcessingFilter.java:116)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.wrapper.SecurityContextHolderAwareRequestFilter.doFilterHttp(SecurityContextHolderAwareRequestFilter.java:91)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.AbstractProcessingFilter.doFilterHttp(AbstractProcessingFilter.java:278)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.ui.logout.LogoutFilter.doFilterHttp(LogoutFilter.java:89)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.context.HttpSessionContextIntegrationFilter.doFilterHttp(HttpSessionContextIntegrationFilter.java:235)
  at org.springframework.security.ui.SpringSecurityFilter.doFilter(SpringSecurityFilter.java:53)
  at org.springframework.security.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:406)
  at org.springframework.security.util.FilterChainProxy.doFilter(FilterChainProxy.java:185)
  at org.springframework.security.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:99)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:71)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.ReverseProxyFilter.doFilter(ReverseProxyFilter.java:183)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:41)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.geoserver.filters.SessionDebugFilter.doFilter(SessionDebugFilter.java:46)
  at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
  at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
  at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
  at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
  at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
  at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
  at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
  at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:852)
  at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
  at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
  at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.reflect.InvocationTargetException
  at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
  at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
  at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
  at org.apache.wicket.session.DefaultPageFactory.createPage(DefaultPageFactory.java:192)
  ... 151 more
Caused by: java.lang.NullPointerException
  at java.util.ArrayList.<init>(ArrayList.java:131)
  at org.geoserver.web.wicket.LiveCollectionModel$1.getObject(LiveCollectionModel.java:49)
  at org.geoserver.web.wicket.KeywordsEditor.<init>(KeywordsEditor.java:38)
  at org.geoserver.web.services.BaseServiceAdminPage.<init>(BaseServiceAdminPage.java:82)
  at org.geoserver.wms.web.WMSAdminPage.<init>(WMSAdminPage.java:40)
  ... 156 more
{code}

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