“/”应用程序中的服务器错误。

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[NullReferenceException: 未将对象引用设置到对象的实例。]
   index_1_index.b(Int32 A_0) +111
   index_1_index.s() +275
   index_1_index.Page_Load(Object sender, EventArgs e) +52
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627