Program: 20916
Project: 20916
Buggy source:
/** 
 * Debug Methode. Zeigt den Captcha in verschiedenen bearbeitungsstadien an
 * @param captchafile
 */
public void showPreparedCaptcha(final File captchafile){
  if (!captchafile.exists()) {
    if (Utilities.isLoggerActive()) {
      logger.severe(captchafile.getAbsolutePath() + "String_Node_Str");
    }
    return;
  }
  Image captchaImage;
  captchaImage=Utilities.loadImage(captchafile);
  BasicWindow.showImage(captchaImage);
  Captcha captcha=createCaptcha(captchaImage);
  logger.info("String_Node_Str" + checkCaptcha(captchafile,captcha));
  if (bw3 != null) {
    bw3.dispose();
  }
  bw3=BasicWindow.showImage(captchaImage,"String_Node_Str");
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,0,2,2));
  bw3.setLocationByScreenPercent(50,70);
  bw3.add(new ImageComponent(captcha.getImage(1)),Utilities.getGBC(0,2,2,2));
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,2,2,2));
  jas.executePrepareCommands(captchafile,captcha);
  bw3.add(new ImageComponent(captcha.getImage(1)),Utilities.getGBC(0,4,2,2));
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,4,2,2));
  Letter[] letters=captcha.getLetters(letterNum);
  if (letters == null) {
    if (Utilities.isLoggerActive()) {
      logger.severe("String_Node_Str");
    }
    return;
  }
  bw3.add(new ImageComponent(captcha.getImageWithGaps(1)),Utilities.getGBC(0,6,2,2));
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,6,2,2));
  bw3.refreshUI();
  if (bw2 != null) {
    bw2.destroy();
  }
  bw2=new BasicWindow();
  bw2.setTitle("String_Node_Str");
  bw2.setLayout(new GridBagLayout());
  bw2.setSize(300,300);
  if (Utilities.isLoggerActive()) {
    logger.info("String_Node_Str");
  }
  bw2.setAlwaysOnTop(true);
  bw2.setLocationByScreenPercent(50,5);
  bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,0,2,2));
  for (int i=0; i < letters.length; i++) {
    bw2.add(new ImageComponent(letters[i].getImage((int)Math.ceil(jas.getDouble("String_Node_Str")))),Utilities.getGBC(i * 2 + 2,0,2,2));
  }
  bw2.setVisible(true);
  bw2.pack();
  bw2.setSize(300,bw2.getSize().height);
  LetterComperator[] lcs=captcha.getLetterComperators();
  for (int i=0; i < lcs.length; i++) {
    if (lcs[i] == null) {
      continue;
    }
    bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,6,2,2));
    Letter dif=lcs[i].getDifference();
    dif.removeSmallObjects(0.8,0.8,5);
    dif.clean();
    if (lcs[i].getB() != null) {
      bw2.add(new ImageComponent(lcs[i].getB().getImage((int)Math.ceil(jas.getDouble("String_Node_Str")))),Utilities.getGBC(i * 2 + 2,6,2,1));
      bw2.add(new ImageComponent(dif.getImage((int)Math.ceil(jas.getDouble("String_Node_Str")))),Utilities.getGBC(i * 2 + 2,7,2,1));
    }
 else {
      bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(i * 2 + 2,6,2,2));
    }
    bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,8,2,2));
    bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,10,2,2));
    bw2.add(new JLabel(lcs[i].getValityPercent() + "String_Node_Str"),Utilities.getGBC(i * 2 + 2,10,2,2));
  }
  JButton bt=new JButton("String_Node_Str");
  bw2.add(bt,Utilities.getGBC(0,12,2,2));
  bw2.pack();
  bw2.repack();
  bt.addActionListener(new ActionListener(){
    public void actionPerformed(    ActionEvent e){
      JAntiCaptcha.this.trainCaptcha(captchafile,4);
    }
  }
);
}

Fixed version (ground truth):
/** 
 * Debug Methode. Zeigt den Captcha in verschiedenen bearbeitungsstadien an
 * @param captchafile
 */
public void showPreparedCaptcha(final File captchafile){
  if (!captchafile.exists()) {
    if (Utilities.isLoggerActive()) {
      logger.severe(captchafile.getAbsolutePath() + "String_Node_Str");
    }
    return;
  }
  Image captchaImage;
  captchaImage=Utilities.loadImage(captchafile);
  BasicWindow.showImage(captchaImage);
  Captcha captcha=createCaptcha(captchaImage);
  int skWidth=captcha.getWidth();
  int skHeight=captcha.getHeight();
  if (skHeight > 200 || skWidth > 200) {
    if (skHeight > skWidth) {
      skWidth=200 * skWidth / skHeight;
      skHeight=200;
    }
 else {
      skHeight=200 * skHeight / skWidth;
      skWidth=200;
    }
  }
  logger.info("String_Node_Str" + checkCaptcha(captchafile,captcha));
  if (bw3 != null) {
    bw3.dispose();
  }
  bw3=BasicWindow.showImage(captchaImage.getScaledInstance(skWidth,skHeight,1),"String_Node_Str");
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,0,2,2));
  bw3.setLocationByScreenPercent(50,70);
  bw3.add(new ImageComponent(captcha.getImage(1).getScaledInstance(skWidth,skHeight,1)),Utilities.getGBC(0,2,2,2));
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,2,2,2));
  jas.executePrepareCommands(captchafile,captcha);
  bw3.add(new ImageComponent(captcha.getImage(1).getScaledInstance(skWidth,skHeight,1)),Utilities.getGBC(0,4,2,2));
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,4,2,2));
  Letter[] letters=captcha.getLetters(letterNum);
  if (letters == null) {
    if (Utilities.isLoggerActive()) {
      logger.severe("String_Node_Str");
    }
    return;
  }
  bw3.add(new ImageComponent(captcha.getImageWithGaps(1).getScaledInstance(skWidth,skHeight,1)),Utilities.getGBC(0,6,2,2));
  bw3.add(new JLabel("String_Node_Str"),Utilities.getGBC(2,6,2,2));
  bw3.refreshUI();
  if (bw2 != null) {
    bw2.destroy();
  }
  bw2=new BasicWindow();
  bw2.setTitle("String_Node_Str");
  bw2.setLayout(new GridBagLayout());
  bw2.setSize(300,300);
  if (Utilities.isLoggerActive()) {
    logger.info("String_Node_Str");
  }
  bw2.setAlwaysOnTop(true);
  bw2.setLocationByScreenPercent(50,5);
  bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,0,2,2));
  for (int i=0; i < letters.length; i++) {
    bw2.add(new ImageComponent(letters[i].getImage((int)Math.ceil(jas.getDouble("String_Node_Str")))),Utilities.getGBC(i * 2 + 2,0,2,2));
  }
  bw2.setVisible(true);
  bw2.pack();
  bw2.setSize(300,bw2.getSize().height);
  LetterComperator[] lcs=captcha.getLetterComperators();
  for (int i=0; i < lcs.length; i++) {
    if (lcs[i] == null) {
      continue;
    }
    bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,6,2,2));
    Letter dif=lcs[i].getDifference();
    dif.removeSmallObjects(0.8,0.8,5);
    dif.clean();
    if (lcs[i].getB() != null) {
      bw2.add(new ImageComponent(lcs[i].getB().getImage((int)Math.ceil(jas.getDouble("String_Node_Str")))),Utilities.getGBC(i * 2 + 2,6,2,1));
      bw2.add(new ImageComponent(dif.getImage((int)Math.ceil(jas.getDouble("String_Node_Str")))),Utilities.getGBC(i * 2 + 2,7,2,1));
    }
 else {
      bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(i * 2 + 2,6,2,2));
    }
    bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,8,2,2));
    bw2.add(new JLabel("String_Node_Str"),Utilities.getGBC(0,10,2,2));
    bw2.add(new JLabel(lcs[i].getValityPercent() + "String_Node_Str"),Utilities.getGBC(i * 2 + 2,10,2,2));
  }
  JButton bt=new JButton("String_Node_Str");
  bw2.add(bt,Utilities.getGBC(0,12,2,2));
  bw2.pack();
  bw2.repack();
  bt.addActionListener(new ActionListener(){
    public void actionPerformed(    ActionEvent e){
      JAntiCaptcha.this.trainCaptcha(captchafile,4);
    }
  }
);
}