[NullReferenceException: 未将对象引用设置到对象的实例。]
ASP._Page_views_Components_Control__EventContentControl_cshtml.Execute() in d:\CourseSystem.Learning.Web\Views\Components\Control\_EventContentControl.cshtml:13
System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +251
System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +127
System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +121
System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) +144
ASP._Page_Views_T0117_Learning_eventcontent_cshtml.Execute() in d:\CourseSystem.Learning.Web\Views\T0117\Learning\eventcontent.cshtml:17
System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +251
System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +127
System.Web.WebPages.StartPage.ExecutePageHierarchy() +85
System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +106
System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +374
System.Web.Mvc.<>c__DisplayClass1c.<InvokeActionResultWithFilters>b__19() +30
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter, ResultExecutingContext preContext, Func`1 continuation) +436
System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter, ResultExecutingContext preContext, Func`1 continuation) +436
System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) +647
System.Web.Mvc.Controller.ExecuteCore() +143
System.Web.Mvc.ControllerBase.Execute(RequestContext requestContext) +91
System.Web.Mvc.<>c__DisplayClassb.<BeginProcessRequest>b__5() +57
System.Web.Mvc.Async.<>c__DisplayClass1.<MakeVoidDelegate>b__0() +25
System.Web.Mvc.<>c__DisplayClasse.<EndProcessRequest>b__d() +49
System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +648
System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +213
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +131
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