[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) +7515656
Eten.Entity.CategoryCollection.get_Item(Int32 index) +47
ASP.estate_index_aspx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in f:\usr\localuser\byw2977400001\estate\index.aspx:20
System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children) +256
System.Web.UI.Control.RenderChildren(HtmlTextWriter writer) +19
System.Web.UI.Page.Render(HtmlTextWriter writer) +29
System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter) +27
System.Web.UI.Control.RenderControl(HtmlTextWriter writer, ControlAdapter adapter) +99
System.Web.UI.Control.RenderControl(HtmlTextWriter writer) +25
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1266
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