Please post the code of MasterPage and HomePage, or at least MasterPage#isProtectedComponentAction.
-Tom On 26.03.2013, at 15:04, jchappelle <jchappe...@4redi.com> wrote: > Sure thing. Obviously the last two methods are getting in to my code but this > will let you see how it gets there. > > > Message: Can't instantiate page using constructor 'public > com.mycompany.ui.HomePage()'. Might be it doesn't exist, may be it is not > visible (public). > Root cause: > java.lang.NullPointerException > at > com.mycompany.ui.MasterPage.isProtectedComponentAction(MasterPage.java:58) > at > com.mycompany.ui.AbstractRiskAuthorizationStrategy.isActionAuthorized(AbstractRiskAuthorizationStrategy.java:39) > at org.apache.wicket.Component.isActionAuthorized(Component.java:2037) > at org.apache.wicket.Component.isEnableAllowed(Component.java:2047) > at org.apache.wicket.Component.isEnabledInHierarchy(Component.java:4420) > at org.apache.wicket.Component.isStateless(Component.java:2082) > at org.apache.wicket.Page.isPageStateless(Page.java:485) > at > org.apache.wicket.page.AbstractPageManager.touchPage(AbstractPageManager.java:123) > at > org.apache.wicket.page.PageManagerDecorator.touchPage(PageManagerDecorator.java:56) > at > org.apache.wicket.page.PageAccessSynchronizer$2.touchPage(PageAccessSynchronizer.java:273) > at org.apache.wicket.Page.dirty(Page.java:324) > at org.apache.wicket.markup.html.WebPage.dirty(WebPage.java:321) > at org.apache.wicket.Page.init(Page.java:740) > at org.apache.wicket.Page.<init>(Page.java:215) > at org.apache.wicket.Page.<init>(Page.java:194) > at org.apache.wicket.markup.html.WebPage.<init>(WebPage.java:104) > at com.mycompany.ui.BasePage.<init>(BasePage.java:27) > at com.mycompany.ui.MasterPage.<init>(MasterPage.java:41) > at com.mycompany.ui.MasterPage.<init>(MasterPage.java:36) > at com.mycompany.ui.MasterPage.<init>(MasterPage.java:31) > at com.mycompany.ui.HomePage.<init>(HomePage.java:9) > at java.lang.reflect.Constructor.newInstance(Constructor.java:513) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:174) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:67) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:46) > at > org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:103) > at > org.apache.wicket.request.handler.PageProvider.resolvePageInstance(PageProvider.java:274) > at > org.apache.wicket.request.handler.PageProvider.getPageInstance(PageProvider.java:165) > at > org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78) > at > org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:96) > at > org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:246) > at > org.apache.wicket.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:167) > at > org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:784) > at > org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) > at > org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:255) > at > org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:212) > at > org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:283) > at > org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:188) > at > org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:244) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1326) > at > org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) > at > org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1326) > at > org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:479) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:119) > at > org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:520) > at > org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227) > at > org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:940) > at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:409) > at > org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:186) > at > org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:874) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117) > at > org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:250) > at > org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:149) > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110) > at org.eclipse.jetty.server.Server.handle(Server.java:349) > at > org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:441) > at > org.eclipse.jetty.server.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:904) > at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:565) > at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:217) > at > org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:46) > at > org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:545) > at > org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:43) > at > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598) > at > org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533) > at java.lang.Thread.run(Thread.java:662) > Complete stack: > org.apache.wicket.WicketRuntimeException: Can't instantiate page using > constructor 'public com.mycompany.ui.HomePage()'. Might be it doesn't exist, > may be it is not visible (public). > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:193) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:67) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:46) > at > org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:103) > at > org.apache.wicket.request.handler.PageProvider.resolvePageInstance(PageProvider.java:274) > at > org.apache.wicket.request.handler.PageProvider.getPageInstance(PageProvider.java:165) > at > org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78) > at > org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:96) > at > org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:246) > at > org.apache.wicket.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:167) > at > org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:784) > at > org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) > at > org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:255) > at > org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:212) > at > org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:283) > at > org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:188) > java.lang.reflect.InvocationTargetException > at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) > at > sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) > at java.lang.reflect.Constructor.newInstance(Constructor.java:513) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:174) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:67) > at > org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:46) > at > org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:103) > at > org.apache.wicket.request.handler.PageProvider.resolvePageInstance(PageProvider.java:274) > at > org.apache.wicket.request.handler.PageProvider.getPageInstance(PageProvider.java:165) > at > org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78) > at > org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:96) > at > org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:246) > at > org.apache.wicket.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:167) > at > org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:784) > at > org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) > at > org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:255) > at > org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:212) > at > org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:283) > at > org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:188) > > > > -- > View this message in context: > http://apache-wicket.1842946.n4.nabble.com/NullPointerException-in-Page-constructor-tp4657502p4657517.html > Sent from the Users forum mailing list archive at Nabble.com. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > For additional commands, e-mail: users-h...@wicket.apache.org > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org For additional commands, e-mail: users-h...@wicket.apache.org
