public ContentResult AddNewUser(string user, string pwd) { // -------------------------------------------------------------- try { int retval = info.AddNewUser(user, pwd); switch (retval) { case 0: return(Content("ok")); case 1: return(Content($"'{user}' is already in use")); default: return(Content("Error updating the database")); } ; } catch (Exception ex) { string msg = $"An error occurred adding the new user:\r\n{ex.Message}"; return(Content(msg)); } }