[IndexOutOfRangeException: 在位置 0 处没有任何行。]
System.Data.RBTree`1.GetNodeByIndex(Int32 userIndex) +201
System.Data.RBTree`1.get_Item(Int32 index) +16
System.Data.DataRowCollection.get_Item(Int32 index) +16
WhwcExam.User.EntrySence.ShowInfo() +906
WhwcExam.User.EntrySence.Page_Load(Object sender, EventArgs e) +52
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +25
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
System.Web.UI.Control.OnLoad(EventArgs e) +137
System.Web.UI.Control.LoadRecursive() +98
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2524
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