.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