Crystal report in ASP.NET

DataTable oDT=null;

ReportDocument rpt;

private void ReportGenerate()

{

    try

    {

        /* Get Data table or data set of report, Remember the dataTable must  

   be the same name of Adding dataset datatable in project*/

 oDT = GetRptSentToFinance();

       rpt = new ReportDocument();

       /* Set the crystal report path*/    

       rpt.Load(Server.MapPath("~\\Report\\ReportName.rpt"));

       rpt.SetDataSource(oDT);

       /* Set the report viewer data source*/    

       rptViewer.ReportSource = rpt;                              

    }

    catch(Exception ex) {

    lblMsg.Text = "Report Generate Failure: " + ex.ToString();

    }

}

protected void Page_Load(object sender, EventArgs e)

{

      ReportGenerate();

}