AJH.CMS.Core.Data.FormUserManager.Update C# (CSharp) Method

        public static void Update(FormUser formUser)
        {
            List<FormUser> formsUsers2 = GetFormsUsers(formUser.FormID, formUser.UserID);
            if (formsUsers2 != null && formsUsers2.Count > 0 && formsUsers2[0].ID != formUser.ID)
                throw new Exception("This user already exists, please choose another user");

            FormUserDataMapper.Update(formUser);
        }