.net发邮件出现的问题 程序: MyMail = new MailMessage();MyMail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "0");//MyMail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1");//MyMail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", txtUserName.Text.Trim());//MyMail.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", txtPassword.Text.Trim()); MyMail.Subject = this.txtTitle.Text.Trim();MyMail.From = this.txtMail.Text.Trim();MyMail.Body = this.txtContent.Text.Trim();MyMail.BodyFormat = MailFormat.Text;MyMail.Priority = MailPriority.High;SmtpMail.SmtpServer = "127.0.0.1";SmtpMail.Send(MyMail);解决方法:确定之后重新启动smtp 作者:江振宇 出处:http://jzywh.cnblogs.com 本文版权归作者所有,欢迎转载,但未经作者同意必须保留此段声明,且在文章页面明显位置给出原文链接,否则保留追究法律责任的权利。