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java: cannot find symbol
symbol: variable False
location: class MyCard

java: cannot find symbol
symbol: method setTitle(java.lang.String)
location: class MyCard

--- Update ---

import javax.swing.*;
import java.awt.*;
import java.awt.event.*;

public class MyCard
{ private boolean treeLit = False;
private JButton treeLitButton = new JButton("Turn Lights On");
...