Program: 20935
Project: 20935
Buggy source:
/** 
 * @return true wenn erfolgreich geladen wurde
 */
public boolean start(){
  try {
    selectedImage=LoadImage.loadFile(host);
    loadinfo=getLoadInfo(selectedImage);
    if (loadinfo == null)     return false;
    final JDialog dialog=new GuiRunnable<JDialog>(){
      public JDialog runSave(){
        return new JDialog(owner);
      }
    }
.getReturnValue();
    dialog.setModal(true);
    dialog.setAlwaysOnTop(true);
    br.getPage(loadinfo.link);
    if (host == null) {
      host=br.getHost().toLowerCase();
      if (host.matches("String_Node_Str"))       host=host.substring(host.indexOf('.') + 1);
    }
    if (dir == null)     dir=JDUtilities.getJDHomeDirectoryFromEnvironment().getAbsolutePath() + "String_Node_Str" + host+ "String_Node_Str";
    new File(dir).mkdir();
    if (loadDirect()) {
      if (opendir)       openDir(dir);
      new EasyMethodFile(host).copyExampleImage();
      return true;
    }
    if (selectedImage != null)     selectedImage.load(host);
 else {
      dialog.setTitle(JDL.L("String_Node_Str","String_Node_Str"));
      images=getAllImages(br);
      loadImages();
      dialog.addWindowListener(new WindowListener(){
        public void windowActivated(        WindowEvent e){
        }
        public void windowClosed(        WindowEvent e){
        }
        public void windowClosing(        WindowEvent e){
          for (          LoadImage loadImage : images) {
            loadImage.file.delete();
          }
          dialog.dispose();
        }
        public void windowDeactivated(        WindowEvent e){
        }
        public void windowDeiconified(        WindowEvent e){
        }
        public void windowIconified(        WindowEvent e){
        }
        public void windowOpened(        WindowEvent e){
        }
      }
);
      final ArrayList<JButton> bts=new ArrayList<JButton>();
      System.out.println(images.size());
      for (int j=0; j < images.size(); j++) {
        final LoadImage f=images.get(j);
        if (f == null || f.file == null || !f.file.exists() || f.file.length() < 100)         continue;
        final BufferedImage captchaImage=JDImage.getImage(f.file);
        if (captchaImage == null) {
          f.file.delete();
          continue;
        }
        int area=captchaImage.getHeight(null) * captchaImage.getHeight(null);
        if (area < 50 || captchaImage.getHeight(null) > maxHeight || captchaImage.getWidth(null) > maxWeight || captchaImage.getWidth(null) < 10 || captchaImage.getHeight(null) < 5) {
          f.file.delete();
          continue;
        }
        double faktor=Math.max((double)captchaImage.getWidth(null) / 100,(double)captchaImage.getHeight(null) / 100);
        final int width=(int)(captchaImage.getWidth(null) / faktor);
        final int height=(int)(captchaImage.getHeight(null) / faktor);
        try {
          JButton ic=new GuiRunnable<JButton>(){
            public JButton runSave(){
              return new JButton(new ImageIcon(captchaImage.getScaledInstance(width,height,Image.SCALE_SMOOTH)));
            }
          }
.getReturnValue();
          ic.addActionListener(new ActionListener(){
            public void actionPerformed(            ActionEvent e){
              selectedImage=f;
              dialog.dispose();
            }
          }
);
          bts.add(ic);
        }
 catch (        Exception e) {
          e.printStackTrace();
        }
      }
      final JPanel panel=new GuiRunnable<JPanel>(){
        public JPanel runSave(){
          return new JPanel(new GridLayout((int)Math.ceil(((double)bts.size()) / 5),5));
        }
      }
.getReturnValue();
      for (      JButton button : bts) {
        panel.add(button);
      }
      new GuiRunnable<Object>(){
        public Object runSave(){
          dialog.add(new JScrollPane(panel));
          dialog.pack();
          dialog.setLocation(Screen.getCenterOfComponent(owner,dialog));
          dialog.setAlwaysOnTop(true);
          dialog.setVisible(true);
          return null;
        }
      }
.waitForEDT();
    }
    if (selectedImage != null && selectedImage.file != null) {
      loadProcess();
      if (opendir)       openDir(dir);
      new EasyMethodFile(host).copyExampleImage();
      return dir.length() > 0;
    }
 else     return false;
  }
 catch (  Exception e) {
    e.printStackTrace();
  }
  return false;
}

Fixed version (ground truth):
/** 
 * @return true wenn erfolgreich geladen wurde
 */
public boolean start(){
  try {
    selectedImage=LoadImage.loadFile(host);
    loadinfo=getLoadInfo(selectedImage);
    if (loadinfo == null)     return false;
    final JDialog dialog=new GuiRunnable<JDialog>(){
      public JDialog runSave(){
        return new JDialog(owner);
      }
    }
.getReturnValue();
    dialog.setModal(true);
    dialog.setAlwaysOnTop(true);
    br.getPage(loadinfo.link);
    if (host == null) {
      host=br.getHost().toLowerCase();
      if (host.matches("String_Node_Str"))       host=host.substring(host.indexOf('.') + 1);
    }
    if (dir == null)     dir=JDUtilities.getJDHomeDirectoryFromEnvironment().getAbsolutePath() + "String_Node_Str" + host+ "String_Node_Str";
    new File(dir).mkdir();
    if (loadDirect()) {
      if (opendir)       openDir(dir);
      new EasyMethodFile(host).copyExampleImage();
      return true;
    }
    if (selectedImage != null)     selectedImage.load(host);
 else {
      dialog.setTitle(JDL.L("String_Node_Str","String_Node_Str"));
      images=getAllImages(br);
      loadImages();
      dialog.addWindowListener(new WindowListener(){
        public void windowActivated(        WindowEvent e){
        }
        public void windowClosed(        WindowEvent e){
        }
        public void windowClosing(        WindowEvent e){
          for (          LoadImage loadImage : images) {
            loadImage.file.delete();
          }
          dialog.dispose();
        }
        public void windowDeactivated(        WindowEvent e){
        }
        public void windowDeiconified(        WindowEvent e){
        }
        public void windowIconified(        WindowEvent e){
        }
        public void windowOpened(        WindowEvent e){
        }
      }
);
      final ArrayList<JButton> bts=new ArrayList<JButton>();
      for (int j=0; j < images.size(); j++) {
        final LoadImage f=images.get(j);
        if (f == null || f.file == null || !f.file.exists() || f.file.length() < 100)         continue;
        final BufferedImage captchaImage=JDImage.getImage(f.file);
        if (captchaImage == null) {
          f.file.delete();
          continue;
        }
        int area=captchaImage.getHeight(null) * captchaImage.getHeight(null);
        if (area < 50 || captchaImage.getHeight(null) > maxHeight || captchaImage.getWidth(null) > maxWeight || captchaImage.getWidth(null) < 10 || captchaImage.getHeight(null) < 5) {
          f.file.delete();
          continue;
        }
        double faktor=Math.max((double)captchaImage.getWidth(null) / 100,(double)captchaImage.getHeight(null) / 100);
        final int width=(int)(captchaImage.getWidth(null) / faktor);
        final int height=(int)(captchaImage.getHeight(null) / faktor);
        try {
          JButton ic=new GuiRunnable<JButton>(){
            public JButton runSave(){
              return new JButton(new ImageIcon(captchaImage.getScaledInstance(width,height,Image.SCALE_SMOOTH)));
            }
          }
.getReturnValue();
          ic.addActionListener(new ActionListener(){
            public void actionPerformed(            ActionEvent e){
              selectedImage=f;
              dialog.dispose();
            }
          }
);
          bts.add(ic);
        }
 catch (        Exception e) {
          e.printStackTrace();
        }
      }
      final JPanel panel=new GuiRunnable<JPanel>(){
        public JPanel runSave(){
          return new JPanel(new GridLayout((int)Math.ceil(((double)bts.size()) / 5),5));
        }
      }
.getReturnValue();
      for (      JButton button : bts) {
        panel.add(button);
      }
      new GuiRunnable<Object>(){
        public Object runSave(){
          dialog.add(new JScrollPane(panel));
          dialog.pack();
          dialog.setLocation(Screen.getCenterOfComponent(owner,dialog));
          dialog.setAlwaysOnTop(true);
          dialog.setVisible(true);
          return null;
        }
      }
.waitForEDT();
    }
    if (selectedImage != null && selectedImage.file != null) {
      loadProcess();
      if (opendir)       openDir(dir);
      new EasyMethodFile(host).copyExampleImage();
      return dir.length() > 0;
    }
 else     return false;
  }
 catch (  Exception e) {
    e.printStackTrace();
  }
  return false;
}