Program: 78381
Project: 78381
Buggy source:
private void initComponent(){
  setTitle("String_Node_Str");
  setSize(WIDTH,HEIGHT);
  setLocation((screenSize.width - getWidth()) / 2,(screenSize.height - getHeight()) / 2);
  setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
  setResizable(false);
  contentPanel=new JPanel();
  buttonPanel=new JPanel();
  outPanel=new JPanel();
  textReply=new JTextArea();
  textReply.setWrapStyleWord(true);
  textReply.setLineWrap(true);
  textScroll=new JScrollPane(textReply);
  contentPanel.setBorder(BorderFactory.createTitledBorder("String_Node_Str"));
  contentPanel.setLayout(new GridLayout(1,1));
  contentPanel.add(textScroll);
  ActionListener send=new ActionListener(){
    @Override public void actionPerformed(    ActionEvent e){
      boolean strError=false;
      String error="String_Node_Str";
      String reply=textReply.getText();
      if (reply.equals("String_Node_Str")) {
        strError=true;
        error="String_Node_Str";
      }
      if (reply.contains("String_Node_Str")) {
        strError=true;
        error="String_Node_Str";
      }
      if (strError) {
        JOptionPane.showMessageDialog(new JFrame(),error,"String_Node_Str",JOptionPane.ERROR_MESSAGE);
      }
 else       if (proxy.replyToReview(review.getCode(),reply)) {
        JOptionPane.showMessageDialog(new JFrame(),"String_Node_Str","String_Node_Str",JOptionPane.INFORMATION_MESSAGE);
        dispose();
      }
    }
  }
;
  sendButton=new JButton("String_Node_Str");
  sendButton.addActionListener(send);
  cancelButton=new JButton("String_Node_Str");
  cancelButton.addActionListener(new ActionListener(){
    @Override public void actionPerformed(    ActionEvent e){
      dispose();
    }
  }
);
  buttonPanel.setLayout(new GridLayout(1,2,5,5));
  buttonPanel.setBorder(BorderFactory.createEmptyBorder(20,15,5,15));
  buttonPanel.add(sendButton);
  buttonPanel.add(cancelButton);
  outPanel.setLayout(new BorderLayout());
  outPanel.setBorder(BorderFactory.createEmptyBorder(10,10,5,10));
  outPanel.add(contentPanel,BorderLayout.CENTER);
  outPanel.add(buttonPanel,BorderLayout.SOUTH);
  add(outPanel);
}

Fixed version (ground truth):
private void initComponent(){
  setTitle("String_Node_Str");
  setSize(WIDTH,HEIGHT);
  setLocation((screenSize.width - getWidth()) / 2,(screenSize.height - getHeight()) / 2);
  setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
  setResizable(false);
  contentPanel=new JPanel();
  buttonPanel=new JPanel();
  outPanel=new JPanel();
  textReply=new JTextArea();
  textReply.setWrapStyleWord(true);
  textReply.setLineWrap(true);
  textScroll=new JScrollPane(textReply);
  contentPanel.setBorder(BorderFactory.createTitledBorder("String_Node_Str"));
  contentPanel.setLayout(new GridLayout(1,1));
  contentPanel.add(textScroll);
  ActionListener send=new ActionListener(){
    @Override public void actionPerformed(    ActionEvent e){
      boolean strError=false;
      String error="String_Node_Str";
      String reply=textReply.getText();
      if (reply.equals("String_Node_Str")) {
        strError=true;
        error="String_Node_Str";
      }
      if (reply.contains("String_Node_Str")) {
        strError=true;
        error="String_Node_Str";
      }
      if (strError) {
        JOptionPane.showMessageDialog(new JFrame(),error,"String_Node_Str",JOptionPane.ERROR_MESSAGE);
      }
 else       if (proxy.replyToReview(review.getCode(),reply)) {
        JOptionPane.showMessageDialog(new JFrame(),"String_Node_Str","String_Node_Str",JOptionPane.INFORMATION_MESSAGE);
        guiShowDogsitterReview.getGuiShowDogsitterAssignment().dispatchEvent(new WindowEvent(guiShowDogsitterReview.getGuiShowDogsitterAssignment(),WindowEvent.WINDOW_CLOSING));
        guiShowDogsitterReview.dispatchEvent(new WindowEvent(guiShowDogsitterReview,WindowEvent.WINDOW_CLOSING));
        guiDogsitterReply.dispatchEvent(new WindowEvent(guiDogsitterReply,WindowEvent.WINDOW_CLOSING));
      }
    }
  }
;
  sendButton=new JButton("String_Node_Str");
  sendButton.addActionListener(send);
  cancelButton=new JButton("String_Node_Str");
  cancelButton.addActionListener(e -> guiDogsitterReply.dispatchEvent(new WindowEvent(guiDogsitterReply,WindowEvent.WINDOW_CLOSING)));
  buttonPanel.setLayout(new GridLayout(1,2,5,5));
  buttonPanel.setBorder(BorderFactory.createEmptyBorder(20,15,5,15));
  buttonPanel.add(sendButton);
  buttonPanel.add(cancelButton);
  outPanel.setLayout(new BorderLayout());
  outPanel.setBorder(BorderFactory.createEmptyBorder(10,10,5,10));
  outPanel.add(contentPanel,BorderLayout.CENTER);
  outPanel.add(buttonPanel,BorderLayout.SOUTH);
  add(outPanel);
}