No report display in asp.net mvc using rdlc - asp.net-mvc

Question

I am trying to display the report using the following code unfortunately nothing display or get download.
public ActionResult DetailsReport()
{
LocalReport localReport = new LocalReport();
localReport.ReportPath = Server.MapPath("~/Content/Reports/Data.rdlc");
ReportDataSource reportDataSource = new ReportDataSource("dsData", GetAllData());
localReport.DataSources.Add(reportDataSource);
string reportType = "PDF";
string mimeType;
string encoding;
string fileNameExtension;
//The DeviceInfo settings should be changed based on the reportType
string deviceInfo =
"<DeviceInfo>" +
" <OutputFormat>PDF</OutputFormat>" +
" <PageWidth>8.5in</PageWidth>" +
" <PageHeight>11in</PageHeight>" +
" <MarginTop>0.5in</MarginTop>" +
" <MarginLeft>1in</MarginLeft>" +
" <MarginRight>1in</MarginRight>" +
" <MarginBottom>0.5in</MarginBottom>" +
"</DeviceInfo>";
Warning[] warnings;
string[] streams;
byte[] renderedBytes;
//Render the report
renderedBytes = localReport.Render(
reportType,
deviceInfo,
out mimeType,
out encoding,
out fileNameExtension,
out streams,
out warnings);
Response.AddHeader("content-disposition", "attachment; filename=Data." + fileNameExtension);
return File(renderedBytes, mimeType);
}
public static List<vwDataReport> GetAllData()
{
var entities = new DataEntities();
var x = from c in entities.vwDataReport
select c;
return x.ToList();
}

Answer 1

Just Comment the following line, then rebuild the project.
Response.AddHeader("content-disposition", "attachment; filename=Data." + fileNameExtension);