Program: 9786
Project: 9786
Buggy source:
/** 
 * main method.
 * @param args possible is to use URI as parameter
 */
public static void main(String[] args){
  try {
    UIManager.put("String_Node_Str","String_Node_Str");
    UIManager.put("String_Node_Str","String_Node_Str");
    UIManager.setLookAndFeel(new PlasticLookAndFeel());
    UIDefaults def=UIManager.getLookAndFeelDefaults();
    Vector<?> vec=new Vector<Object>(def.keySet());
    Collections.sort(vec,new Comparator<Object>(){
      public int compare(      Object arg0,      Object arg1){
        return arg0.toString().compareTo(arg1.toString());
      }
    }
);
    for (    Object obj : vec) {
      if (obj.toString().endsWith("String_Node_Str")) {
        FontUIResource fur=(FontUIResource)UIManager.get(obj);
        Font f=new Font("String_Node_Str",Font.PLAIN,fur.getSize());
        UIManager.put(obj,new FontUIResource(f));
      }
    }
  }
 catch (  UnsupportedLookAndFeelException e) {
    e.printStackTrace();
  }
  Locale.setDefault(Locale.ENGLISH);
  final Wizard wizard=new Wizard();
  wizard.getDialog().setTitle("String_Node_Str");
  Dimension dim=java.awt.Toolkit.getDefaultToolkit().getScreenSize();
  wizard.getDialog().setSize(dim);
  WizardPanelDescriptor descriptor1=new IntroductionPanelDescriptor();
  wizard.registerWizardPanel(IntroductionPanelDescriptor.IDENTIFIER,descriptor1);
  WizardPanelDescriptor descriptor2=new KnowledgeSourcePanelDescriptor();
  wizard.registerWizardPanel(KnowledgeSourcePanelDescriptor.IDENTIFIER,descriptor2);
  WizardPanelDescriptor descriptor5=new ClassChoosePanelDescriptor();
  wizard.registerWizardPanel(ClassChoosePanelDescriptor.IDENTIFIER,descriptor5);
  wizard.registerWizardPanel(UnsatisfiableExplanationPanelDescriptor.IDENTIFIER,new UnsatisfiableExplanationPanelDescriptor());
  WizardPanelDescriptor descriptor9=new AutoLearnPanelDescriptor();
  wizard.registerWizardPanel(AutoLearnPanelDescriptor.IDENTIFIER,descriptor9);
  WizardPanelDescriptor descriptor6=new ManualLearnPanelDescriptor();
  wizard.registerWizardPanel(ManualLearnPanelDescriptor.IDENTIFIER,descriptor6);
  WizardPanelDescriptor descriptor7=new RepairPanelDescriptor();
  wizard.registerWizardPanel(RepairPanelDescriptor.IDENTIFIER,descriptor7);
  WizardPanelDescriptor descriptor8=new SavePanelDescriptor();
  wizard.registerWizardPanel(SavePanelDescriptor.IDENTIFIER,descriptor8);
  if (!(args.length == 1)) {
    wizard.setCurrentPanel(IntroductionPanelDescriptor.IDENTIFIER);
  }
 else {
    wizard.setCurrentPanel(KnowledgeSourcePanelDescriptor.IDENTIFIER);
    wizard.setLeftPanel(1);
    ((KnowledgeSourcePanelDescriptor)wizard.getModel().getPanelHashMap().get(KnowledgeSourcePanelDescriptor.IDENTIFIER)).loadOntology(new File(args[0]).toURI());
  }
  SwingUtilities.invokeLater(new Runnable(){
    @Override public void run(){
      wizard.showModalDialog();
    }
  }
);
}

Fixed version (ground truth):
/** 
 * main method.
 * @param args possible is to use URI as parameter
 */
public static void main(String[] args){
  RecentManager.getInstance().load();
  try {
    UIManager.put("String_Node_Str","String_Node_Str");
    UIManager.put("String_Node_Str","String_Node_Str");
    UIManager.setLookAndFeel(new PlasticLookAndFeel());
    UIDefaults def=UIManager.getLookAndFeelDefaults();
    Vector<?> vec=new Vector<Object>(def.keySet());
    Collections.sort(vec,new Comparator<Object>(){
      public int compare(      Object arg0,      Object arg1){
        return arg0.toString().compareTo(arg1.toString());
      }
    }
);
    for (    Object obj : vec) {
      if (obj.toString().endsWith("String_Node_Str")) {
        FontUIResource fur=(FontUIResource)UIManager.get(obj);
        Font f=new Font("String_Node_Str",Font.PLAIN,fur.getSize());
        UIManager.put(obj,new FontUIResource(f));
      }
    }
  }
 catch (  UnsupportedLookAndFeelException e) {
    e.printStackTrace();
  }
  Locale.setDefault(Locale.ENGLISH);
  final Wizard wizard=new Wizard();
  wizard.getDialog().setTitle("String_Node_Str");
  Dimension dim=java.awt.Toolkit.getDefaultToolkit().getScreenSize();
  wizard.getDialog().setSize(dim);
  WizardPanelDescriptor descriptor1=new IntroductionPanelDescriptor();
  wizard.registerWizardPanel(IntroductionPanelDescriptor.IDENTIFIER,descriptor1);
  WizardPanelDescriptor descriptor2=new KnowledgeSourcePanelDescriptor();
  wizard.registerWizardPanel(KnowledgeSourcePanelDescriptor.IDENTIFIER,descriptor2);
  WizardPanelDescriptor descriptor5=new ClassChoosePanelDescriptor();
  wizard.registerWizardPanel(ClassChoosePanelDescriptor.IDENTIFIER,descriptor5);
  wizard.registerWizardPanel(UnsatisfiableExplanationPanelDescriptor.IDENTIFIER,new UnsatisfiableExplanationPanelDescriptor());
  WizardPanelDescriptor descriptor9=new AutoLearnPanelDescriptor();
  wizard.registerWizardPanel(AutoLearnPanelDescriptor.IDENTIFIER,descriptor9);
  WizardPanelDescriptor descriptor6=new ManualLearnPanelDescriptor();
  wizard.registerWizardPanel(ManualLearnPanelDescriptor.IDENTIFIER,descriptor6);
  WizardPanelDescriptor descriptor7=new RepairPanelDescriptor();
  wizard.registerWizardPanel(RepairPanelDescriptor.IDENTIFIER,descriptor7);
  WizardPanelDescriptor descriptor8=new SavePanelDescriptor();
  wizard.registerWizardPanel(SavePanelDescriptor.IDENTIFIER,descriptor8);
  if (!(args.length == 1)) {
    wizard.setCurrentPanel(IntroductionPanelDescriptor.IDENTIFIER);
  }
 else {
    wizard.setCurrentPanel(KnowledgeSourcePanelDescriptor.IDENTIFIER);
    wizard.setLeftPanel(1);
    ((KnowledgeSourcePanelDescriptor)wizard.getModel().getPanelHashMap().get(KnowledgeSourcePanelDescriptor.IDENTIFIER)).loadOntology(new File(args[0]).toURI());
  }
  SwingUtilities.invokeLater(new Runnable(){
    @Override public void run(){
      wizard.showModalDialog();
    }
  }
);
}