null hatası

sql ile listeden kelime alıp eşleştirme oyunu yapmaya çalısıyorum ama create kısmı null döndürüyor, ne yazıcağımı bilemedim yardımcı olur musunuz teşekkürler şimdidenn

var

  matchForm: TclForm;

  pnlEnglish, pnlTurkish: TclProPanel;

  selectedEnglish, selectedTurkish: String;

  lblSelectedEnglish, lblSelectedTurkish: TclProLabel;

  lblEN, lblTR: TclProLabel;

  englishList, turkishList, karisikTurkish, usedIndexes: TStringList;

  id, correctMatch: String;

  i, index: Integer;

void EnglishClicked;

{

  lblSelectedEnglish = TclProLabel(matchForm.ClSender);

  selectedEnglish = lblSelectedEnglish.Caption;

  lblSelectedEnglish.ClProSettings.BorderColor = clAlphaColor.clBlue;

  lblSelectedEnglish.SetclProSettings(lblSelectedEnglish.ClProSettings);

}

void TurkishClicked;

{

  lblSelectedTurkish = TclProLabel(matchForm.ClSender);

  selectedTurkish = lblSelectedTurkish.Caption;

  lblSelectedTurkish.ClProSettings.BorderColor = clAlphaColor.clGreen;

  lblSelectedTurkish.SetclProSettings(lblSelectedTurkish.ClProSettings);

  Clomosy.DBSQLiteQuery.Close;

  Clomosy.DBSQLiteQuery.SQL.Text = 'SELECT turkish FROM kartlar WHERE english = ' + QuotedStr(selectedEnglish);

  Clomosy.DBSQLiteQuery.OpenOrExecute;

  if not Clomosy.DBSQLiteQuery.Eof {

    correctMatch = Clomosy.DBSQLiteQuery.FieldByName('turkish').AsString;

    if (correctMatch == selectedTurkish) {

      ShowMessage('✅ Doğru Eşleşme!');

      lblSelectedEnglish.Enabled = False;

      lblSelectedTurkish.Enabled = False;

    } else {

      ShowMessage('❌ Yanlış eşleştirme.');

    }

  }

  lblSelectedEnglish.ClProSettings.BorderColor = clAlphaColor.clBlack;

  lblSelectedTurkish.ClProSettings.BorderColor = clAlphaColor.clBlack;

  lblSelectedEnglish.SetclProSettings(lblSelectedEnglish.ClProSettings);

  lblSelectedTurkish.SetclProSettings(lblSelectedTurkish.ClProSettings);

}

{

  matchForm = TclForm.Create(Self);

  matchForm.clSetCaption('Eşleştirme Oyunu');

  matchForm.SetFormBGImage('https://i.imgur.com/fPwWs0H.jpeg');

  pnlEnglish = matchForm.AddNewProPanel(matchForm, 'pnlEnglish');

  pnlEnglish.Align = alLeft;

  pnlEnglish.Width = 180;

  pnlTurkish = matchForm.AddNewProPanel(matchForm, 'pnlTurkish');

  pnlTurkish.Align = alRight;

  pnlTurkish.Width = 180;

  englishList = TStringList.Create('');

  turkishList = TStringList.Create('');

  karisikTurkish = TStringList.Create('');

  usedIndexes = TStringList.Create('');

  Clomosy.DBSQLiteConnect(Clomosy.AppFilesPath + 'YeniKelimeDB.db3', '');

  Clomosy.DBSQLiteQuery.Close;

  Clomosy.DBSQLiteQuery.SQL.Text = 'SELECT english, turkish FROM kartlar ORDER BY RANDOM()';

  Clomosy.DBSQLiteQuery.OpenOrExecute;

  if Clomosy.DBSQLiteQuery.Eof {

    ShowMessage('Veritabanında kelime yok!');

  }

  while (not Clomosy.DBSQLiteQuery.Eof) {

    englishList.Add(Clomosy.DBSQLiteQuery.FieldByName('english').AsString);

    turkishList.Add(Clomosy.DBSQLiteQuery.FieldByName('turkish').AsString);

    Clomosy.DBSQLiteQuery.Next;

  }

 

  usedIndexes.Clear;

  i = 0;

  while (i < turkishList.Count) {

    index = clMath.GenerateRandom(0, turkishList.Count);

    if (usedIndexes.IndexOf(index.ToString) == -1) {

      usedIndexes.Add(index.ToString);

      karisikTurkish.Add(turkishList.Strings[index]);

      i = i + 1;

    }

  }

  i = 0;

  while (i < englishList.Count) {

    lblEN = matchForm.AddNewProLabel(pnlEnglish, 'lblEN_' + i.ToString, englishList.Strings);