public ActionResult Index(SourceViewModel sourceViewModel)
        {
            try
            {
                if (ModelState.IsValid)
                {
                    sourceViewModel.sourceDesc = sourceViewModel.sourceDesc.Trim();
                    sourceViewModel.AddSource(sourceViewModel);
                    TempData["daID"] = sourceViewModel.DAID;
                    return(RedirectToAction("Index", "Source"));
                }

                sourceViewModel.GetSourceDetails(sourceViewModel.DAID);

                return(View(sourceViewModel));
            }
            catch (Exception ex)
            {
                errorlogviewmodel = new ErrorLogViewModel();
                errorlogviewmodel.LogError(ex);
                return(View("Error"));
            }
        }