private int _playerScore = 0; //Zusätliches Attribut public frmField() { InitializeComponent(); _scoreListPath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "scorelist.txt"); _optionsForm = new frmOptions(); _editScoreForm = new frmEditScore(_scoreListPath); _scoreListForm = new frmScoreList(_scoreListPath); _boxList = new List <Button>(); _boxRatings = new Dictionary <Color, int>(); _scoreListForm.RefreshScore(); _optionsForm.VisibleChanged += BtnHideOptions_Click; SetupPlayField(); }