Program: 103631
Project: 103631
Buggy source:
/** 
 * Creates an instance of <tt>ConfigurationManagerImpl</tt>.
 * @param mainFrame The main application window.
 */
public ConfigurationFrame(MainFrame mainFrame){
  super(mainFrame,false);
  this.configList=new ConfigFormList(this);
  JScrollPane configScrollList=new JScrollPane();
  configScrollList.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
  configScrollList.setBorder(BorderFactory.createEmptyBorder());
  configScrollList.setOpaque(false);
  configScrollList.getViewport().setOpaque(false);
  configScrollList.getViewport().add(configList);
  this.setTitle(GuiActivator.getResources().getI18NString("String_Node_Str"));
  this.getContentPane().setLayout(new BorderLayout());
  this.addDefaultForms();
  TransparentPanel mainPanel=new TransparentPanel(new BorderLayout(5,5));
  centerPanel.setMinimumSize(new Dimension(600,100));
  centerPanel.setMaximumSize(new Dimension(600,Toolkit.getDefaultToolkit().getScreenSize().height));
  this.setResizable(false);
  mainPanel.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
  mainPanel.add(centerPanel,BorderLayout.SOUTH);
  mainPanel.add(configScrollList,BorderLayout.NORTH);
  centerPanel.setBorder(BorderFactory.createEmptyBorder(20,20,20,20));
  this.getContentPane().add(mainPanel);
  GuiActivator.bundleContext.addServiceListener(this);
  String osgiFilter="String_Node_Str" + ConfigurationForm.FORM_TYPE + "String_Node_Str"+ ConfigurationForm.GENERAL_TYPE+ "String_Node_Str";
  ServiceReference[] confFormsRefs=null;
  try {
    confFormsRefs=GuiActivator.bundleContext.getServiceReferences(ConfigurationForm.class.getName(),osgiFilter);
  }
 catch (  InvalidSyntaxException ex) {
  }
  if (confFormsRefs != null) {
    for (int i=0; i < confFormsRefs.length; i++) {
      ConfigurationForm form=(ConfigurationForm)GuiActivator.bundleContext.getService(confFormsRefs[i]);
      this.addConfigurationForm(form);
    }
  }
}

Fixed version (ground truth):
/** 
 * Creates an instance of <tt>ConfigurationManagerImpl</tt>.
 * @param mainFrame The main application window.
 */
public ConfigurationFrame(MainFrame mainFrame){
  super(mainFrame,false);
  this.configList=new ConfigFormList(this);
  JScrollPane configScrollList=new JScrollPane();
  configScrollList.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
  configScrollList.setBorder(BorderFactory.createEmptyBorder());
  configScrollList.setOpaque(false);
  configScrollList.getViewport().setOpaque(false);
  configScrollList.getViewport().add(configList);
  this.setTitle(GuiActivator.getResources().getI18NString("String_Node_Str"));
  this.getContentPane().setLayout(new BorderLayout());
  this.addDefaultForms();
  TransparentPanel mainPanel=new TransparentPanel(new BorderLayout(5,5));
  centerPanel.setMinimumSize(new Dimension(600,100));
  centerPanel.setMaximumSize(new Dimension(600,Integer.MAX_VALUE));
  this.setResizable(false);
  mainPanel.setBorder(BorderFactory.createEmptyBorder(5,5,5,5));
  mainPanel.add(centerPanel,BorderLayout.SOUTH);
  mainPanel.add(configScrollList,BorderLayout.NORTH);
  centerPanel.setBorder(BorderFactory.createEmptyBorder(BORDER_SIZE,BORDER_SIZE,BORDER_SIZE,BORDER_SIZE));
  this.getContentPane().add(mainPanel);
  GuiActivator.bundleContext.addServiceListener(this);
  String osgiFilter="String_Node_Str" + ConfigurationForm.FORM_TYPE + "String_Node_Str"+ ConfigurationForm.GENERAL_TYPE+ "String_Node_Str";
  ServiceReference[] confFormsRefs=null;
  try {
    confFormsRefs=GuiActivator.bundleContext.getServiceReferences(ConfigurationForm.class.getName(),osgiFilter);
  }
 catch (  InvalidSyntaxException ex) {
  }
  if (confFormsRefs != null) {
    for (int i=0; i < confFormsRefs.length; i++) {
      ConfigurationForm form=(ConfigurationForm)GuiActivator.bundleContext.getService(confFormsRefs[i]);
      this.addConfigurationForm(form);
    }
  }
}