No connection could be made because the target machine actively refused it 72.14.213.109:587

Question

 //Create Mail Message Object with content that you want to send with mail.
        System.Net.Mail.MailMessage MyMailMessage = new System.Net.Mail.MailMessage("dotnetguts@gmail.com", "myfriend@yahoo.com",
        "This is the mail subject", "Just wanted to say Hello");

        MyMailMessage.IsBodyHtml = false;

        //Proper Authentication Details need to be passed when sending email from gmail
        System.Net.NetworkCredential mailAuthentication = new
        System.Net.NetworkCredential("dotnetguts@gmail.com", "myPassword");

        //Smtp Mail server of Gmail is "smpt.gmail.com" and it uses port no. 587
        //For different server like yahoo this details changes and you can
        //get it from respective server.
        System.Net.Mail.SmtpClient mailClient = new System.Net.Mail.SmtpClient("smtp.gmail.com", 587);

        //Enable SSL
        mailClient.EnableSsl = true;

        mailClient.UseDefaultCredentials = false;

        mailClient.Credentials = mailAuthentication;

        mailClient.Send(MyMailMessage);

Thats my code & it throws error : No connection could be made because the target machine actively refused it 72.14.213.109:587

Code Reference : here

Please tell me how can i sought it out ??

Answer 1

Check both of the following points

1- Check that this port 587 is open on your machine

2- Check if your antivirus is blocking the connection to your port

Regards.

Answer 2

If your have any antivirus software running, check the access protection, unblock "prevent mass mailing worms from send mail"

Answer 3

Did you actually change the username and password?