无法从字符串转换为int?

登录功能中会出现这些错误。

UserInfo(v.user_name, v.user_fname, v.user_bloodGp, v.user_nationality, v.usertype, v.status, v.gender, v.usercnic, v.user_passport, v.mobilenumber);

v.user_passport , v.mobilenumber 并显示这些错误。

错误:参数9:无法从“string”转换为“int”

错误:参数10:无法从“int”转换为“string”

红线显示在v.user\u passport、v.mobilenumber)下;两个参数。

 [HttpPost]
            [ValidateAntiForgeryToken]
            public ActionResult Login(User User)
            {
                var v = db.Users.Where(modal => modal.user_name.Equals(User.user_name)).Where(modal => modal.user_passport.Equals(User.user_passport)).SingleOrDefault();


                if (v != null)
                {
                    UserInfo(v.user_name, v.user_fname, v.user_bloodGp, v.user_nationality, v.usertype, v.status, v.gender, v.usercnic, v.user_passport, v.mobilenumber);
                    return RedirectToAction("Index");

                }
                return RedirectToAction("Wrongpassword");
            }


            public ActionResult UserInfo(string user_name,string user_fname,string usercnic,string user_passport,string user_bloodGp,string user_nationality,string usertype,string status,int mobilenumber,string gender)
            {
                Session["user_name"] = user_name;
                Session["user_fname"] = user_fname;
                Session["user_cnic"] = usercnic;
                Session["user_passport"] = user_passport;
                Session["user_bloodGp"] = user_bloodGp;
                Session["user_nationality"] = user_nationality;
                Session["usertype"] = usertype;
                Session["status"] = status;
                Session["mobilenumber"] = mobilenumber;
                Session["gender"] = gender;

                return new EmptyResult();
            }