“/”应用程序中的服务器错误。

---

行 1381:                dr_.Close();
行 1382:
行 1383:                str = dr["starttag"] as string + str + dr["endtag"] as string;//加起始，结尾标签
行 1384:            }
行 1385:            dr.Close();

[InvalidOperationException: 不存在此行/列的数据。]
   System.Data.OleDb.OleDbDataReader.GetOrdinal(String name) +204
   System.Data.OleDb.OleDbDataReader.get_Item(String name) +23
   jss_fc.JSSMethods.mt_topdowninfo(String tagename, OperateDB con, String[] param, String[] idsparam) in d:\website\lajs_netweb\App_Code\jss_fc\JSSMethods.cs:1383
   jss_fc.JSSMethods.TAGES_SINGLE(String tagename, OperateDB con, String[] param, String[] idsparam) in d:\website\lajs_netweb\App_Code\jss_fc\JSSMethods.cs:191
   info.Page_Load(Object sender, EventArgs e) in d:\website\lajs_netweb\info.aspx.cs:73
   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