r - 闪亮应用程序中的 mailR 问题

Question

当我在闪亮的应用程序中上传我的应用程序并按下按钮发送邮件时，它不起作用并且应用程序被丢弃可以帮助我[the application doesn´t work

 observeEvent(input$sends,{
      send.mail(from = isolate("ejemplo_correos365@mail.com"),
                to = c("user@mail.com"),
                subject=isolate("Actividades"),
                html = T,
                smtp = list(host.name = "smtp.office365.com", port = 587,
                            user.name = "ejemplo_correos365@mail.com", passwd = "*************", tls = T),
                authenticate =T,
                send = T)
      
    })

] 1