[ArgumentOutOfRangeException: 索引超出范围。必须为非负值并小于集合大小。
参数名: index]
System.ThrowHelper.ThrowArgumentOutOfRangeException(ExceptionArgument argument, ExceptionResource resource) +64
System.ThrowHelper.ThrowArgumentOutOfRangeException() +15
System.Collections.Generic.List`1.get_Item(Int32 index) +7515404
student_detail.OnInit(EventArgs e) in d:\wwwroot\forexmans\wwwroot\student\jiaoxuedetail.aspx.cs:34
System.Web.UI.Control.InitRecursive(Control namingContainer) +333
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +378
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