[SecurityPermission(SecurityAction.Demand, Flags = SecurityPermissionFlag.ControlAppDomain)]
        [STAThread]
        static void Main(string[] args)
        {
            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            if (!System.Diagnostics.Debugger.IsAttached)
            {
                AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);
                Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException, true);
                Application.ThreadException += new ThreadExceptionEventHandler(Application_ThreadException);
            }

//...

        static void Application_ThreadException(object sender, ThreadExceptionEventArgs e)
        {
            CurrentDomain_UnhandledException(sender, new UnhandledExceptionEventArgs(e.Exception, false));
        }

        static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
        {
            UnhandledExceptionForm uef = new UnhandledExceptionForm(e.ExceptionObject as Exception);
            uef.ShowDialog();
        }

// UnhandledExceptionForm will close the application if needed