“/”应用程序中的服务器错误。

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行 198:        OleDbDataReader rdrcnt = this.cmd.ExecuteReader();
行 199:        rdrcnt.Read();
行 200:        ptitle = rdrcnt["title"].ToString();
行 201:        pcontent = rdrcnt["content"].ToString();
行 202:  pcontent2 = rdrcnt["prodoc"].ToString();

[InvalidOperationException: 不存在此行/列的数据。]
   System.Data.OleDb.OleDbDataReader.DoValueCheck(Int32 ordinal) +1247807
   System.Data.OleDb.OleDbDataReader.GetValue(Int32 ordinal) +14
   System.Data.OleDb.OleDbDataReader.get_Item(String name) +28
   web_prodetail.infobind() in c:\wwwroot\ah-td.com\prodetail.aspx.cs:200
   web_prodetail.Page_Load(Object sender, EventArgs e) in c:\wwwroot\ah-td.com\prodetail.aspx.cs:124
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
   System.Web.UI.Control.OnLoad(EventArgs e) +97
   System.Web.UI.Control.LoadRecursive() +61
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693