“/”应用程序中的服务器错误。

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行 44: 
行 45:         ds = c.GetDs("SELECT MenuSys_1.MenuSys1 AS Expr1, MenuSys.*,MenuSys_1.MenuSys0 AS Expr3 FROM MenuSys INNER JOIN MenuSys MenuSys_1 ON MenuSys.MenuSys3 = MenuSys_1.MenuSys0 WHERE  (MenuSys.MenuSys0 = " + mid.ToString() + " )");
行 46:         webSite = ds.Tables[0].Rows[0]["MenuSys1"].ToString();
行 47:         menuid = int.Parse(ds.Tables[0].Rows[0][4].ToString());
行 48: 

[IndexOutOfRangeException: 在位置 0 处没有任何行。]
   System.Data.RBTree`1.GetNodeByIndex(Int32 userIndex) +2516402
   System.Data.DataRowCollection.get_Item(Int32 index) +20
   _Default.Page_Load(Object sender, EventArgs e) in d:\webs\trhb\wwwroot\project.aspx.cs:46
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533