[IndexOutOfRangeException: 索引超出了数组界限。]
   System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add) +12726647
   ASP.bx2_index_aspx.ReadBlockFromFile(String filename, Int32 startLine, Int32 endLine) +303
   ASP.bx2_index_aspx.randkeyy(String filename) +622
   ASP.bx2_index_aspx.GetNLink() +22
   ASP.bx2_index_aspx.Page_Load(Object sender, EventArgs e) +72
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51
   System.Web.UI.Control.OnLoad(EventArgs e) +95
   System.Web.UI.Control.LoadRecursive() +59
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +678