protected void GvShowMovieType_RowDeleting(object sender, GridViewDeleteEventArgs e) { string typeID = GvShowMovieType.DataKeys[e.RowIndex].Value.ToString(); var movieType = new MovieType(); movieType.Id = Convert.ToInt32(typeID); var movieTypeService = new MovieTypeService(); movieTypeService.DeteleMovieType(movieType); BindMovieType(); }