private void updateGameBtn_Click(object sender, EventArgs e) { if (titleTxt.Text != "" && priceTxt.Text != "") { VideoGame updateGame = (VideoGame)gameLstBox.SelectedItem; updateGame.Title = titleTxt.Text; updateGame.Price = Convert.ToDouble(priceTxt.Text); updateGame.Rating = ratingCmbBxox.Text; VideoGameDb.Update(updateGame); gameLstBox.Items.Clear(); List <VideoGame> games = VideoGameDb.GetVideoGames(); foreach (VideoGame g in games) { gameLstBox.Items.Add(g); } ClearData(); } }