//写windows日志                       if (!System.Diagnostics.EventLog.SourceExists("项目1"))                    {                        System.Diagnostics.EventLog.CreateEventSource("项目1", "mylog");                    }                    System.Diagnostics.EventLog eventLog = new System.Diagnostics.EventLog();                    eventLog.Source = "项目1";                    eventLog.WriteEntry(ex.ToString(), System.Diagnostics.EventLogEntryType.Warning);                     //给管理员发送邮件                       System.Net.Mail.MailMessage mail = new System.Net.Mail.MailMessage();                     mail.To.Add("23302342@qq.com");//接收人邮箱                       mail.From = new System.Net.Mail.MailAddress("23423e@163.com");//发件人邮箱                       mail.Subject = "程序出错了";                    mail.Body = ex.ToString();                    System.Net.Mail.SmtpClient sc = new System.Net.Mail.SmtpClient("smtp.163.com");//发件人邮箱邮件服务器地址                       sc.Credentials = (new System.Net.NetworkCredential("23423e", "xxxx"));//发件人邮箱名称和密码                       sc.Send(mail);