Program: 21544
Project: 21544
Buggy source:
@Override public JComponent layoutDialogContent(){
  final JPanel cp=new JPanel(new MigLayout("String_Node_Str","String_Node_Str","String_Node_Str"));
  textField=new JTextPane(){
    private static final long serialVersionUID=1L;
    @Override public boolean getScrollableTracksViewportWidth(){
      return !BinaryLogic.containsAll(ExceptionDialog.this.flagMask,Dialog.STYLE_LARGE);
    }
  }
;
  if (BinaryLogic.containsAll(flagMask,Dialog.STYLE_HTML)) {
    textField.setContentType("String_Node_Str");
    textField.addHyperlinkListener(new HyperlinkListener(){
      public void hyperlinkUpdate(      final HyperlinkEvent e){
        if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
          CrossSystem.openURL(e.getURL());
        }
      }
    }
);
  }
 else {
    textField.setContentType("String_Node_Str");
  }
  textField.setText(message);
  textField.setEditable(false);
  textField.setBackground(null);
  textField.setOpaque(false);
  textField.putClientProperty("String_Node_Str",Boolean.FALSE);
  textField.setCaretPosition(0);
  cp.add(new JLabel(ImageProvider.getImageIcon(Dialog.ICON_ERROR,32,32)),"String_Node_Str");
  if (BinaryLogic.containsAll(flagMask,Dialog.STYLE_LARGE)) {
    cp.add(new JScrollPane(textField),"String_Node_Str");
  }
 else {
    cp.add(textField,"String_Node_Str");
  }
  final JButton more=new JButton(APPWORKUTILS.ExceptionDialog_layoutDialogContent_more_button.s());
  SwingUtils.boldJButton(more);
  SwingUtils.boldJButton(more);
  more.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
  more.setFocusable(false);
  more.setContentAreaFilled(false);
  more.setBorder(BorderFactory.createMatteBorder(0,0,1,0,cp.getBackground().darker()));
  more.addActionListener(new ActionListener(){
    @Override public void actionPerformed(    final ActionEvent e){
      more.setVisible(false);
      scrollPane.setVisible(true);
      logField.setText(Exceptions.getStackTrace(exception));
      pack();
    }
  }
);
  more.setHorizontalAlignment(SwingConstants.RIGHT);
  logField=new JTextArea();
  logField.setLineWrap(false);
  logField.setEditable(true);
  logField.setAutoscrolls(true);
  scrollPane=new JScrollPane(logField);
  scrollPane.setVisible(false);
  logField.setEditable(true);
  logField.setAutoscrolls(true);
  logField.setForeground(Color.RED);
  cp.add(more,"String_Node_Str");
  cp.add(scrollPane,"String_Node_Str");
  return cp;
}

Fixed version (ground truth):
@Override public JComponent layoutDialogContent(){
  final JPanel cp=new JPanel(new MigLayout("String_Node_Str","String_Node_Str","String_Node_Str"));
  textField=new JTextPane(){
    private static final long serialVersionUID=1L;
    @Override public boolean getScrollableTracksViewportWidth(){
      return !BinaryLogic.containsAll(ExceptionDialog.this.flagMask,Dialog.STYLE_LARGE);
    }
  }
;
  if (BinaryLogic.containsAll(flagMask,Dialog.STYLE_HTML)) {
    textField.setContentType("String_Node_Str");
    textField.addHyperlinkListener(new HyperlinkListener(){
      public void hyperlinkUpdate(      final HyperlinkEvent e){
        if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
          CrossSystem.openURL(e.getURL());
        }
      }
    }
);
  }
 else {
    textField.setContentType("String_Node_Str");
  }
  textField.setText(message);
  textField.setEditable(false);
  textField.setBackground(null);
  textField.setOpaque(false);
  textField.putClientProperty("String_Node_Str",Boolean.FALSE);
  textField.setCaretPosition(0);
  cp.add(new JLabel(ImageProvider.getImageIcon(Dialog.ICON_ERROR,32,32)),"String_Node_Str");
  if (BinaryLogic.containsAll(flagMask,Dialog.STYLE_LARGE)) {
    cp.add(new JScrollPane(textField),"String_Node_Str");
  }
 else {
    cp.add(textField,"String_Node_Str");
  }
  logField=new JTextArea();
  logField.setLineWrap(false);
  logField.setEditable(true);
  logField.setAutoscrolls(true);
  scrollPane=new JScrollPane(logField);
  scrollPane.setVisible(false);
  logField.setEditable(true);
  logField.setAutoscrolls(true);
  logField.setForeground(Color.RED);
  cp.add(scrollPane,"String_Node_Str");
  return cp;
}