Program: 4383
Project: 4383
Buggy source:
public void initialize(){
  setDefaultCloseOperation(DISPOSE_ON_CLOSE);
  KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventDispatcher(KeyEventDispatcherFactory.getKeyEventDispatcher(this));
  jtb.setFocusable(false);
  jbExplorer.setFocusable(false);
  jbKbHome.setFocusable(false);
  jbKbMenu.setFocusable(false);
  jbKbBack.setFocusable(false);
  jbKbSearch.setFocusable(false);
  jbKbPhoneOn.setFocusable(false);
  jbKbPhoneOff.setFocusable(false);
  jbExecuteKeyEvent.setFocusable(false);
  jbRecord.setFocusable(false);
  jbKbHome.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_HOME));
  jbKbMenu.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_MENU));
  jbKbBack.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_BACK));
  jbKbSearch.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_SEARCH));
  jbKbPhoneOn.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_CALL));
  jbKbPhoneOff.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_ENDCALL));
  jbRecord.addActionListener(createRecordActionListener());
  jtbHardkeys.add(jbKbHome);
  jtbHardkeys.add(jbKbMenu);
  jtbHardkeys.add(jbKbBack);
  jtbHardkeys.add(jbKbSearch);
  jtbHardkeys.add(jbKbPhoneOn);
  jtbHardkeys.add(jbKbPhoneOff);
  setDefaultCloseOperation(DISPOSE_ON_CLOSE);
  setLayout(new BorderLayout());
  add(jtb,BorderLayout.NORTH);
  add(jtbHardkeys,BorderLayout.SOUTH);
  jsp=new JScrollPane(jp);
  add(jsp,BorderLayout.CENTER);
  jsp.setPreferredSize(new Dimension(100,100));
  pack();
  setLocationRelativeTo(null);
  setPreferredWindowSize();
  jp.addMouseMotionListener(ma);
  jp.addMouseListener(ma);
  jp.addMouseWheelListener(ma);
  jbExplorer.addActionListener(actionEvent -> {
    SwingUtilities.invokeLater(() -> {
      JFrameExplorer jf=frameExplorer;
      jf.setIconImage(getIconImage());
      jf.launch();
      jf.setVisible(true);
    }
);
  }
);
  jtb.add(jbExplorer);
  jbExecuteKeyEvent.addActionListener(actionEvent -> {
    SwingUtilities.invokeLater(dialogExecuteKeyEvent::open);
  }
);
  jtb.add(jbExecuteKeyEvent);
  jtb.add(jbRecord);
}

Fixed version (ground truth):
public void initialize(){
  setDefaultCloseOperation(DISPOSE_ON_CLOSE);
  KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventDispatcher(KeyEventDispatcherFactory.getKeyEventDispatcher(this));
  jtb.setFocusable(false);
  jbExplorer.setFocusable(false);
  jbKbHome.setFocusable(false);
  jbKbMenu.setFocusable(false);
  jbKbBack.setFocusable(false);
  jbKbSearch.setFocusable(false);
  jbKbPhoneOn.setFocusable(false);
  jbKbPhoneOff.setFocusable(false);
  jbExecuteKeyEvent.setFocusable(false);
  jbRecord.setFocusable(false);
  jbKbHome.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_HOME));
  jbKbMenu.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_MENU));
  jbKbBack.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_BACK));
  jbKbSearch.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_SEARCH));
  jbKbPhoneOn.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_CALL));
  jbKbPhoneOff.addActionListener(KeyboardActionListenerFactory.getInstance(InputKeyEvent.KEYCODE_ENDCALL));
  jbRecord.addActionListener(createRecordActionListener());
  jtbHardkeys.add(jbKbHome);
  jtbHardkeys.add(jbKbMenu);
  jtbHardkeys.add(jbKbBack);
  jtbHardkeys.add(jbKbSearch);
  jtbHardkeys.add(jbKbPhoneOn);
  jtbHardkeys.add(jbKbPhoneOff);
  setLayout(new BorderLayout());
  add(jtb,BorderLayout.NORTH);
  add(jtbHardkeys,BorderLayout.SOUTH);
  jsp=new JScrollPane(jp);
  add(jsp,BorderLayout.CENTER);
  jsp.setPreferredSize(new Dimension(100,100));
  pack();
  setLocationRelativeTo(null);
  setPreferredWindowSize();
  jp.addMouseMotionListener(ma);
  jp.addMouseListener(ma);
  jp.addMouseWheelListener(ma);
  jbExplorer.addActionListener(actionEvent -> {
    SwingUtilities.invokeLater(() -> {
      JFrameExplorer jf=frameExplorer;
      jf.setIconImage(getIconImage());
      jf.launch();
      jf.setVisible(true);
    }
);
  }
);
  jtb.add(jbExplorer);
  jbExecuteKeyEvent.addActionListener(actionEvent -> {
    SwingUtilities.invokeLater(dialogExecuteKeyEvent::open);
  }
);
  jtb.add(jbExecuteKeyEvent);
  jtb.add(jbRecord);
}