Calling Sub Report in RDLC

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RDLC

reporting

I am having a strange problem with my code. I have report having sub report in it. The code for sub report is working fine locally. But the same is not after deploying on Production Server. Below is my code for loading report.

Error I am getting is


Data retrieval failed for the subreport, 'ItinerarySummary', located at: E:\Publish\V 1.0\Reports\Sales\ItinerarySummary.rdlc. Please check the log files for more information.

Any help would be greatly appreciated.

protected void LoadReport(ReportDataSource rptSource, string ReportFileName, List<ReportParameter> Param = null)
    {
        if (ReportViewer1.LocalReport.DataSources.Count > 0)
        {
            ReportViewer1.LocalReport.DataSources.RemoveAt(0);
        }

        ReportViewer1.LocalReport.DataSources.Add(rptSource);
        ReportViewer1.LocalReport.ReportPath = Server.MapPath(ReportFileName);

        if (Param != null)
        {
            ReportViewer1.LocalReport.SetParameters(Param);
        }
        ReportViewer1.LocalReport.SubreportProcessing += new SubreportProcessingEventHandler(localReport_SubreportProcessing);
        ReportViewer1.LocalReport.Refresh();
    }


void localReport_SubreportProcessing(object sender, SubreportProcessingEventArgs e)
    {
            e.DataSources.Add(new ReportDataSource("PricingHeader", TourPricingDAL.getTourPricingDetails(null, TourLaunchDetailsID)));
    }