org.apache.wicket.WicketRuntimeException

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    • org.apache.wicket.WicketRuntimeException: Can't instantiate page using constructor 'public org.sakaiproject.gradebookng.tool.pages.GradebookPage()'. An exception has been thrown during construction! at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:194) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:67) at org.apache.wicket.DefaultMapperContext.newPageInstance(DefaultMapperContext.java:133) at org.apache.wicket.core.request.handler.PageProvider.resolvePageInstance(PageProvider.java:268) at org.apache.wicket.core.request.handler.PageProvider.getPageInstance(PageProvider.java:166) at org.apache.wicket.request.handler.render.PageRenderer.getPage(PageRenderer.java:78) at org.apache.wicket.request.handler.render.WebPageRenderer.renderPage(WebPageRenderer.java:117) at org.apache.wicket.request.handler.render.WebPageRenderer.respond(WebPageRenderer.java:229) at org.apache.wicket.core.request.handler.RenderPageRequestHandler.respond(RenderPageRequestHandler.java:175) at org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:862) at org.apache.wicket.request.RequestHandlerStack.execute(RequestHandlerStack.java:64) at org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:261) at org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:218) at org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:289) at org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:259) at org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:201) at org.apache.wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:137) at javax.servlet.http.HttpServlet.service(HttpServlet.java:622) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:406) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:720) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:466) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:358) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:318) at org.sakaiproject.tool.impl.ActiveToolComponent$MyActiveTool.forward(ActiveToolComponent.java:513) at org.sakaiproject.portal.charon.SkinnableCharonPortal.forwardTool(SkinnableCharonPortal.java:1459) at org.sakaiproject.portal.charon.handlers.SiteHandler.doToolBuffer(SiteHandler.java:1154) at org.sakaiproject.portal.charon.handlers.SiteHandler.bufferContent(SiteHandler.java:1010) at org.sakaiproject.portal.charon.handlers.SiteHandler.doSite(SiteHandler.java:484) at org.sakaiproject.portal.charon.handlers.SiteHandler.doGet(SiteHandler.java:263) at org.sakaiproject.portal.charon.handlers.SiteHandler.doGet(SiteHandler.java:151) at org.sakaiproject.portal.charon.SkinnableCharonPortal.doGet(SkinnableCharonPortal.java:835) at javax.servlet.http.HttpServlet.service(HttpServlet.java:622) at javax.servlet.http.HttpServlet.service(HttpServlet.java:729) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) at org.sakaiproject.util.RequestFilter.doFilter(RequestFilter.java:467) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:676) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1095) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:672) at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2500) at org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2489) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:745) Caused by: java.lang.reflect.InvocationTargetException at sun.reflect.GeneratedConstructorAccessor706.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at org.apache.wicket.session.DefaultPageFactory.newPage(DefaultPageFactory.java:175) ... 61 more Caused by: java.lang.IllegalArgumentException: Cannot format given Object as a Number at java.text.DecimalFormat.format(DecimalFormat.java:507) at java.text.Format.format(Format.java:157) at org.sakaiproject.gradebookng.business.util.FormatHelper.formatDoubleToTwoDecimalPlaces(FormatHelper.java:30) at org.sakaiproject.gradebookng.business.util.FormatHelper.formatDoubleAsPercentage(FormatHelper.java:41) at org.sakaiproject.gradebookng.business.util.CourseGradeFormatter.build(CourseGradeFormatter.java:130) at org.sakaiproject.gradebookng.business.util.CourseGradeFormatter.format(CourseGradeFormatter.java:76) at org.sakaiproject.gradebookng.business.GradebookNgBusinessService.buildGradeMatrix(GradebookNgBusinessService.java:649) at org.sakaiproject.gradebookng.business.GradebookNgBusinessService.buildGradeMatrix(GradebookNgBusinessService.java:563) at WICKET_org.sakaiproject.gradebookng.business.GradebookNgBusinessService$$FastClassByCGLIB$$86be4ca5.invoke(<generated>) at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.apache.wicket.proxy.LazyInitProxyFactory$CGLibInterceptor.intercept(LazyInitProxyFactory.java:333) at WICKET_org.sakaiproject.gradebookng.business.GradebookNgBusinessService$$EnhancerByCGLIB$$ad7ec9a4.buildGradeMatrix(<generated>) at org.sakaiproject.gradebookng.tool.pages.GradebookPage.<init>(GradebookPage.java:212) ... 65 more

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