static void Main() {
  Application.Run(new Form1());
}

private static Form1 m_form;

static void Main() {
  try {
    m_form = new Form1();
    Application.Run(m_form);
  } catch (Exception err) {
    // log error
    if ((m_form != null) && !m_form.IsDisposed) {
      // you might want to save data on your form before it goes Bye-Bye.
    }
  }
}