Program: 134817
Project: 134817
Buggy source:
/** 
 * This method initializes the GUI, setting up the layout.
 */
private void initialize(){
  this.setMinimumSize(new Dimension(990,550));
  this.setLayout(new GridBagLayout());
  GridBagConstraints c=new GridBagConstraints();
  c.insets=new Insets(5,5,5,5);
  c.anchor=GridBagConstraints.WEST;
  c.gridy=1;
  c.gridx=0;
  c.weighty=0;
  c.weightx=0;
  c.gridwidth=1;
  c.fill=GridBagConstraints.NONE;
  c.anchor=GridBagConstraints.WEST;
  this.add(getStartButton(),c);
  c.gridx=1;
  c.anchor=GridBagConstraints.WEST;
  this.add(getPauseButton(),c);
  c.gridx=2;
  c.anchor=GridBagConstraints.WEST;
  this.add(getStopButton(),c);
  c.gridx=3;
  c.anchor=GridBagConstraints.EAST;
  this.add(getFrequencyLabel(),c);
  c.gridx=4;
  c.anchor=GridBagConstraints.CENTER;
  this.add(getFreqSpinner(),c);
  c.gridx=5;
  c.anchor=GridBagConstraints.WEST;
  this.add(getResetFrequencyButton(),c);
  c.gridx=6;
  c.anchor=GridBagConstraints.WEST;
  this.add(getCleanButton(),c);
  c.gridx=7;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeSampLabel(),c);
  c.gridx=8;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeSampSpinner(),c);
  c.gridx=9;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeWindowLabel(),c);
  c.gridx=10;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeWindowSpinner(),c);
  c.anchor=GridBagConstraints.WEST;
  c.gridy=2;
  c.gridx=0;
  this.add(getSaveButton(),c);
  c.anchor=GridBagConstraints.WEST;
  c.gridx=1;
  c.gridwidth=4;
  c.weightx=1;
  this.add(getFileNameLabel(),c);
  c.gridx=5;
  c.gridwidth=5;
  c.weightx=0;
  c.anchor=GridBagConstraints.EAST;
  this.add(getStatusComboBox(),c);
  c.gridx=10;
  c.gridwidth=1;
  this.add(getStatusIcon(),c);
  this.getStopButton().setEnabled(false);
  this.getPauseButton().setEnabled(false);
  this.setTitle("String_Node_Str" + group);
  this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
  this.setJMenuBar(getBeanGrouperMenuBar());
  samplers=new ArrayList<DataPrinter>();
  this.addWindowListener(new WindowAdapter(){
    public void windowClosing(    WindowEvent we){
      askClose();
    }
  }
);
}

Fixed version (ground truth):
/** 
 * This method initializes the GUI, setting up the layout.
 */
private void initialize(){
  this.setMinimumSize(new Dimension(990,600));
  this.setLayout(new GridBagLayout());
  GridBagConstraints c=new GridBagConstraints();
  c.insets=new Insets(5,5,5,5);
  c.anchor=GridBagConstraints.WEST;
  c.gridy=1;
  c.gridx=0;
  c.weighty=0;
  c.weightx=0;
  c.gridwidth=1;
  c.fill=GridBagConstraints.NONE;
  c.anchor=GridBagConstraints.WEST;
  this.add(getStartButton(),c);
  c.gridx=1;
  c.anchor=GridBagConstraints.WEST;
  this.add(getPauseButton(),c);
  c.gridx=2;
  c.anchor=GridBagConstraints.WEST;
  this.add(getStopButton(),c);
  c.gridx=3;
  c.anchor=GridBagConstraints.EAST;
  this.add(getFrequencyLabel(),c);
  c.gridx=4;
  c.anchor=GridBagConstraints.CENTER;
  this.add(getFreqSpinner(),c);
  c.gridx=5;
  c.anchor=GridBagConstraints.WEST;
  this.add(getResetFrequencyButton(),c);
  c.gridx=6;
  c.anchor=GridBagConstraints.WEST;
  this.add(getCleanButton(),c);
  c.gridx=7;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeSampLabel(),c);
  c.gridx=8;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeSampSpinner(),c);
  c.gridx=9;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeWindowLabel(),c);
  c.gridx=10;
  c.anchor=GridBagConstraints.WEST;
  this.add(getTimeWindowSpinner(),c);
  c.anchor=GridBagConstraints.WEST;
  c.gridy=2;
  c.gridx=0;
  this.add(getSaveButton(),c);
  c.anchor=GridBagConstraints.WEST;
  c.gridx=1;
  c.gridwidth=5;
  c.weightx=1;
  this.add(getFileNameLabel(),c);
  c.gridx=6;
  c.gridwidth=4;
  c.weightx=0;
  c.fill=1;
  c.anchor=GridBagConstraints.WEST;
  this.add(getStatusScrollBar(),c);
  c.gridx=10;
  c.gridwidth=1;
  this.add(getStatusIcon(),c);
  this.getStopButton().setEnabled(false);
  this.getPauseButton().setEnabled(false);
  this.setTitle("String_Node_Str" + group);
  this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
  this.setJMenuBar(getBeanGrouperMenuBar());
  samplers=new ArrayList<DataPrinter>();
  this.addWindowListener(new WindowAdapter(){
    public void windowClosing(    WindowEvent we){
      askClose();
    }
  }
);
}