public ActionResult OpenReport(int year, string period, string usedBudget) { var dir = new Dictionary <string, string> { { "Year", year.ToString() }, { "Period", period }, { "UsedBudget", usedBudget } }; var fileStream = _pdfGenerator.GetPdf("RESULT_REPORT", dir); var ms = new MemoryStream(fileStream); return(new FileStreamResult(ms, "application/pdf")); }