I complained the ajax modal window cannot show every time when i click the ajax link ,after the updgading ,it can work well. but i get a new problem, I used a modal winwo to input something, when i open the modal window first, it's ok, but when i open it again , it will generate the bellow error. i searched the form ,and find someone also happen the same error.
final DefaultDataTable table = new DefaultDataTable(listContainer, "dataList", columns, dataProvider, 15); table.setOutputMarkupId(true); final ModalWindow modal1 = new ModalWindow(this, "modal_add"); modal1.setPageMapName("modal_add-1"); modal1.setPageCreator(new ModalWindow.PageCreator() { public Page createPage() { return new EditFilterWordPage(getPage(), ""); } }); modal1.setWindowClosedCallback(new ModalWindow.WindowClosedCallback() { public void onClose(final AjaxRequestTarget target) { target.addComponent(table); } }); modal1.setCloseButtonCallback(new ModalWindow.CloseButtonCallback() { public boolean onCloseButtonClicked(final AjaxRequestTarget target) { target.addComponent(table); return true; } }); new AjaxLink(this, "createRecord") { public void onClick(AjaxRequestTarget target) { modal1.show(target); } }; the second open generate the below errror wicket.WicketRuntimeException: Error attaching this container for rendering: [MarkupContainer [Component id = dataList, page = com.sharera.adms.system.web.ListKeywordFilterPage, path = 3:listContainer:dataList.BaseDefaultDataTable, isVisible = true, isVersioned = true]] at wicket.MarkupContainer.attachChildren(MarkupContainer.java:389) at wicket.Component.attach(Component.java:2801) at wicket.ajax.AjaxRequestTarget.respondComponents(AjaxRequestTarget.java:428) at wicket.ajax.AjaxRequestTarget.respond(AjaxRequestTarget.java:330) at wicket.request.AbstractRequestCycleProcessor.respond(AbstractRequestCycleProcessor.java:114) at wicket.RequestCycle.processEventsAndRespond(RequestCycle.java:958) at wicket.RequestCycle.step(RequestCycle.java:1025) at wicket.RequestCycle.steps(RequestCycle.java:1096) at wicket.RequestCycle.request(RequestCycle.java:470) at wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:244) at wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:122) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1045) at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:358) at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:231) at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:629) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:453) at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:141) at org.mortbay.jetty.Server.handle(Server.java:303) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:452) at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:721) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:509) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:209) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:349) at org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:217) at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:475) Caused by: java.lang.NullPointerException at wicket.Page.componentStateChanging(Page.java:327) at wicket.Component.addStateChange(Component.java:2573) at wicket.MarkupContainer.removeAll(MarkupContainer.java:523) at wicket.markup.repeater.RefreshingView.populate(RefreshingView.java:122) at wicket.markup.repeater.RefreshingView.onAttach(RefreshingView.java:93) at wicket.Component.attach(Component.java:2790) at wicket.MarkupContainer.attachChildren(MarkupContainer.java:378) ... 24 more ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Wicket-user mailing list Wicket-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/wicket-user