مشکل mvc بر روی هاست

 $.ajax({

                              url: "/Admin/add",



                              data:

                             function () {

                                 var data = new FormData();

                                 data.append("IdAds", id1);

                                 data.append("Title", jQuery("#Ads_Title").val());

                                 data.append("IdGroupJob", jQuery("#Ads_IdGroupJob").val());

                                 data.append("IdJob", jQuery("#Ads_IdJob").val());

                                 data.append("Roww", jQuery("#Ads_Roww").val());

                                 data.append("R_l", jQuery("#Ads_R_l").val());

                                 data.append("DateStart", jQuery("#Ads_DateStart").val());

                                 data.append("DateEnd", jQuery("#Ads_DateEnd").val());

                                 data.append("UploadImage1", jQuery("#UploadImage1").get(0).files[0]);

                                 return data;

                             }(),

                              contentType: false,

                              processData: false,

                              type: "Post",

                              dataType: "Json",

                              success: function (result) {



                                  if (result.Success) {



                                      table.ajax.reload(null, false);

                                      setTimeout(function () {

                                          $.noty.closeAll();

                                      }, 2000);

                                      if (read == 1) {

                                          read = 0;



                                          $("#demo").collapse("hide");

                                          FTT();

                                          setTimeout(function () {

                                              $.noty.closeAll();

                                          }, 2000);

                                      }

                                  }

                                  eval(result.Script);



                              }









                          });

  public ActionResult add(Tbl_Adss Ads, HttpPostedFileBase data)

        {

            AdsRepository blProduct = new AdsRepository();

            if (ModelState.IsValid)

            {

                var pic = System.Web.HttpContext.Current.Request.Files["UploadImage1"];

                HttpPostedFileBase filebase = new HttpPostedFileWrapper(pic);

 var allowedExtensions = new[] { ".Jpg", ".png", ".jpg", ".jpeg" };

 var ext = Path.GetExtension(filebase.FileName);

                if (allowedExtensions.Contains(ext)) //check what type of extension  

                {

                    string fileName = Path.GetFileName(filebase.FileName);

                    string path = Path.Combine(Server.MapPath("../Files/UploadImages/"), fileName);

                    Ads.Imagee = "../Files/UploadImages/" + filebase.FileName;

                    filebase.SaveAs(path);





                }

                else

                {

                    return MessageBox.Show("عکس را وارد کنید", MessageType.Error);

                }











                if (blProduct.Add(Ads))

                {

                    return Json(new JsonData()

                    {

                        Script = MessageBox.Show("با موفقیت اضافه شد", MessageType.Success).Script,

                        Success = true,



                    });

                }

                else

                {



                    //نا موفق

                    return Json(new JsonData

                    {

                        Script = MessageBox.Show("اضافه نشد", MessageType.Error).Script,

                        Success = false,

                        Html = ""

                    });

                }

            }

            else

            {

                //خطا مقداری

                return Json(new JsonData

                {

                    Script = MessageBox.Show(ModelState.GetErrors(), MessageType.Warning).Script,

                    Success = false,

                    Html = ""

                });

            }

        }