DC_Initlizer/AwInitilizer/App.xaml.cs

using AwInitilizer.DLL;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;

namespace AwInitilizer
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : Application
    {
        public App():base()
        {
            DispatcherUnhandledException += App_DispatcherUnhandledException;
        }

        protected override void OnActivated(EventArgs e)
        {
            base.OnActivated(e);

            var startResult = SajetConnect.SajetTransStart();
        }

        private void App_DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
        {
            var fileName = DateTime.Now.ToString("yyyyMMddHHmmss") + ".txt";
            File.WriteAllText(fileName,e.Exception.Message);
            File.WriteAllText(fileName, e.Exception.StackTrace);
            MessageBox.Show($"App crashed,Please report error and send back {fileName}");
            Application.Current.Shutdown();
        }

        protected override void OnExit(ExitEventArgs e)
        {
            base.OnExit(e);

            var stopResult = SajetConnect.SajetTransClose();
        }
    }
}