/// <summary>
/// The main entry point for the application.
/// </summary>
[STAThread]
static void Main() 
{
    Application.ThreadException += new 
System.Threading.ThreadExceptionEventHandler(HandleThreadException);
    Application.Run(new Form1());

}

private void throwErrorButton Click(object sender, System.EventArgs e)
{
    throw new ApplicationException("---!!! This error is thrown on 
purpose !!!---");
}

private static void HandleThreadException(object sender, 
System.Threading.ThreadExceptionEventArgs e)
{
    MessageBox.Show(e.Exception.ToString(), "I caught the error... but I 
did not shoot the deputy");
    Application.Exit();
}