Log4net系统日志

protected void Application_Start(object sender, EventArgs e)
        {
            log4net.Config.XmlConfigurator.Configure();
        }

        protected void Application_Error(object sender, EventArgs e)
        {
            ILog log = LogManager.GetLogger(typeof(Global));
            log.Error("服务器发生异常：\r\n", Context.Error);
        }