public ActionResult FailedActivities(FailedActivitiesModel model)
        {
            if (model.GroupByActivity)
                model.LoadFailedActivities();
            else
                model.LoadFailedWorklistItems();

            return View(model);
        }
 public ActionResult FailedActivities()
 {
     var model = new FailedActivitiesModel();
     model.LoadFailedActivities();
     return View(model);
 }