source code issues FullyChecked exception

package exceptions;

import java.io.IOException;

public class FullyCheckedEx {

    public static void doMoreStuff()
    {
        try
        {
            System.out.println("hai"); 
        }
     catch(IOException e)  //error  (IOException is fully checked exception)
//exception java.io.IOException is never thrown in the body of the
//corresponding try statement
        {
            System.out.println("catch");
        }
        
    }
}