“/”应用程序中的服务器错误。

序列不包含任何匹配元素

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: System.InvalidOperationException: 序列不包含任何匹配元素

源错误:


行 105:            if (Model.Req.SecondCateId > 0)
行 106:            {
行 107:                var sc = DataHelper.GetSCateTags(Model.Req.FirstCateId).First(t => t.Id == Model.Req.SecondCateId);
行 108:
行 109:                <span class="jt">></span>

源文件: e:\Web\ZYPS\Portal\Views\Market\List.cshtml    行: 107

堆栈跟踪:


[InvalidOperationException: 序列不包含任何匹配元素]
   System.Linq.Enumerable.First(IEnumerable`1 source, Func`2 predicate) +396
   ASP._Page_Views_Market_List_cshtml.Execute() in e:\Web\ZYPS\Portal\Views\Market\List.cshtml:107
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy() +253
   System.Web.Mvc.WebViewPage.ExecutePageHierarchy() +147
   System.Web.WebPages.StartPage.ExecutePageHierarchy() +89
   System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) +107
   System.Web.Mvc.ViewResultBase.ExecuteResult(ControllerContext context) +375
   System.Web.Mvc.<>c__DisplayClass1a.<InvokeActionResultWithFilters>b__17() +31
   System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter, ResultExecutingContext preContext, Func`1 continuation) +437
   System.Web.Mvc.Async.<>c__DisplayClass25.<BeginInvokeAction>b__22(IAsyncResult asyncResult) +185
   System.Web.Mvc.Async.AsyncControllerActionInvoker.EndInvokeAction(IAsyncResult asyncResult) +38
   System.Web.Mvc.<>c__DisplayClass1d.<BeginExecuteCore>b__18(IAsyncResult asyncResult) +27
   System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +22
   System.Web.Mvc.Controller.EndExecuteCore(IAsyncResult asyncResult) +53
   System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +22
   System.Web.Mvc.Controller.EndExecute(IAsyncResult asyncResult) +38
   System.Web.Mvc.<>c__DisplayClass8.<BeginProcessRequest>b__3(IAsyncResult asyncResult) +42
   System.Web.Mvc.Async.<>c__DisplayClass4.<MakeVoidDelegate>b__3(IAsyncResult ar) +22
   System.Web.Mvc.MvcHandler.EndProcessRequest(IAsyncResult asyncResult) +38
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +399
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +157


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.6.1590.0