C#

private void Page_Load(object sender, System.EventArgs e) <br />
      { <br />
         // See if the news items for this feed are in the Data Cache <br />
         string strFeedID = Request.QueryString["FeedID"]; <br />
         int feedID = 0; <br />
<br />
         if (strFeedID != null) <br />
         { <br />
            feedID = Int32.Parse(strFeedID); <br />
         } <br />
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<br />
         XmlDocument feedXML = (XmlDocument) Cache["Feed" + feedID]; <br />
         if (feedXML == null) <br />
         { <br />
            // item not found in cache, get the feed details <br />
            // Connect to the Database <br />
            OleDbConnection myConnection = new OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\\Inetpub\\wwwroot\\SyndicationDemo\\RSS.mdb");          <br />
            // Retrieve the SQL query results <br />
            string SQL_QUERY = "SELECT URL, UpdateInterval FROM Feeds WHERE FeedID = @FeedID"; <br />
            OleDbCommand myCommand = new OleDbCommand(SQL_QUERY, myConnection); <br />
<br />
            OleDbParameter feedParam = new OleDbParameter("@FeedID", OleDbType.Integer, 4); <br />
            feedParam.Value = feedID; <br />
            myCommand.Parameters.Add(feedParam); <br />
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            myConnection.Open(); <br />
            string feedURL = ""; <br />
            int updateInterval = 0; <br />
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            OleDbDataReader reader = myCommand.ExecuteReader(CommandBehavior.CloseConnection); <br />
            reader.Read(); <br />
            try <br />
            { <br />
               feedURL = reader["URL"].ToString(); <br />
               updateInterval = Int32.Parse(reader["UpdateInterval"].ToString()); <br />
            } <br />
            catch <br />
            { <br />
               feedURL = "default url"; <br />
               updateInterval = 0; // or any other default value <br />
            } <br />
            myConnection.Close(); <br />
<br />
            // Now that we have the feed URL, load it in into an XML document <br />
            feedXML = new XmlDocument(); <br />
            feedXML.Load(feedURL); <br />
<br />
            Cache.Insert("Feed" + feedID, feedXML, null, DateTime.Now.AddMinutes(updateInterval), TimeSpan.Zero); <br />
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         } <br />
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         xmlNewsItems.Document = feedXML; <br />
<br />
         // Add the FeedID parameter to the XSLT stylesheet <br />
         XsltArgumentList xsltArgList = new XsltArgumentList(); <br />
         xsltArgList.AddParam("FeedID", "", feedID); <br />
         xmlNewsItems.TransformArgumentList = xsltArgList; <br />
      } 

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. <br />
<br />
Exception Details: System.IO.FileNotFoundException: Could not find file "C:\WINNT\system32\default url". <br />
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Source Error: <br />
<br />
<br />
Line 77:             // Now that we have the feed URL, load it in into an XML document <br />
Line 78:             feedXML = new XmlDocument(); <br />
Line 79:             feedXML.Load(feedURL); <br />
Line 80: <br />
Line 81:             Cache.Insert("Feed" + feedID, feedXML, null, DateTime.Now.AddMinutes(updateInterval), TimeSpan.Zero); <br />
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Source File: c:\inetpub\wwwroot\syndicationdemo\display.aspx.cs  Line: 79