我在发送邮件时收到错误。“SMTP服务器需要安全连接或客户端未经过身份验证。服务器响应为：5.5.1需要身份验证。了解更多信息，请访问“ [英] I am getting error while sending mail.."The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more at"

问题描述

我在发送电子邮件时收到错误



SMTP服务器需要安全连接或客户端未经过身份验证。服务器响应为：5.5.1需要身份验证。了解更多





plz帮助我



我的代码是





protected void Btn_Submit_Click（object sender，EventArgs e）

{

string style =;

// string uid = System.Configuration.ConfigurationSettings.AppSettings [gmailid]。ToString（）;

// string mailfromid = System.Configuration.ConfigurationSettings.AppSettings [noreplyid]。ToString（）;

// string mailfrompwd = System.Configuration.ConfigurationSettings.AppSettings [noreplypwd]。ToString（）; < br $>


string uid = System.Configuration.ConfigurationSettings.AppSettings [gmailid]。ToString（）;

string mailfromid = System.Configuration。 ConfigurationSettings.AppSettings [noreplyid]。ToString（）;

string mailfrompwd = System.Configuration.ConfigurationSettings.AppSettings [noreplypwd]。ToString（）;



string Body =组织细节：我们为你的问题提供解决方案Vedeye ... ;

string Subject =你成功了订阅了epaper的下标....;



电子邮件（uid，mailfromid，mailfrompwd，正文，主题）;



}



public void Email（ string from，string frompwd，string to，string body，string subject）

{



MailMessage mail = new MailMessage（）;

mail.From = new MailAddress（from）;

mail.IsBodyHtml = true;

NetworkCredential mailAuthentication = new NetworkCredential（from，frompwd）;

SmtpClient smtp =新的SmtpClient（smtp.gmail.com，587）;

smtp.EnableSsl = true;

smtp.UseDefaultCredentials = false;

smtp.Credentials = mailAuthentication;

mail.To.Add（new MailAddress（txtmail.Text.Trim（）））;

mail.Subject = subject;

mail.Body = body;

smtp.Send（mail）;







}

i am getting error while sending email

The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more


plz help me

my code is


protected void Btn_Submit_Click(object sender, EventArgs e)
{
string style = "";
//string uid = System.Configuration.ConfigurationSettings.AppSettings["gmailid"].ToString();
//string mailfromid = System.Configuration.ConfigurationSettings.AppSettings["noreplyid"].ToString();
//string mailfrompwd = System.Configuration.ConfigurationSettings.AppSettings["noreplypwd"].ToString();

string uid = System.Configuration.ConfigurationSettings.AppSettings["gmailid"].ToString();
string mailfromid = System.Configuration.ConfigurationSettings.AppSettings["noreplyid"].ToString();
string mailfrompwd = System.Configuration.ConfigurationSettings.AppSettings["noreplypwd"].ToString();

string Body = "Organization Details : Vedeye the astrologer we provide solution to your problems...";
string Subject = "You have succefully Subscribed the epaper subscriptuion....";

Email(uid, mailfromid, mailfrompwd, Body, Subject);

}

public void Email(string from, string frompwd, string to, string body, string subject)
{

MailMessage mail = new MailMessage();
mail.From = new MailAddress(from);
mail.IsBodyHtml = true;
NetworkCredential mailAuthentication = new NetworkCredential(from, frompwd);
SmtpClient smtp = new SmtpClient("smtp.gmail.com", 587);
smtp.EnableSsl = true;
smtp.UseDefaultCredentials = false;
smtp.Credentials = mailAuthentication;
mail.To.Add(new MailAddress(txtmail.Text.Trim()));
mail.Subject = subject;
mail.Body = body;
smtp.Send(mail);



}

解决方案

你可以用这个链接交叉检查

http://www.aspdotnet-suresh.com/2010/11/introduction-this-article-i-will.html [ ^ ]



希望这有助于你我不确定你哪里出错了，但是这个链接提供的代码可能对你有帮助。

Can u cross check with this link
http://www.aspdotnet-suresh.com/2010/11/introduction-this-article-i-will.html[^]

hope this helps u I am not sure where u went wrong, but the code provided in this link might helps you.

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