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My code:
 
  private void button1_Click(object sender, EventArgs e)
        {
 
            try
            {
                MailMessage mail = new MailMessage();
                mail.To.Add("shi01715@gmail.com");
                mail.To.Add(txtto.Text.ToString());
                mail.From = new MailAddress("shishir64092@gmail.com");
                mail.Subject = "School Name";
                string Body = txtmsg.Text;
                mail.IsBodyHtml = true;
 
                SmtpClient smtp = new SmtpClient("localhost", 25);
                smtp.Host = "smtp.gmail.com"; //Or Your SMTP Server Address  
                smtp.Credentials = new System.Net.NetworkCredential
                     ("shishir64092@gmail.com", "rima001");
                smtp.DeliveryMethod = SmtpDeliveryMethod.Network;
                smtp.EnableSsl = true;
                smtp.Send(mail);
                MessageBox.Show("Mail Send");
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }

 
My App.Config :
 
<?xml version="1.0" encoding="utf-8" ?>
 
<configuration>
  <system.net>
    <mailSettings>
      <smtp deliveryMethod="PickupDirectoryFromIis">
        <network defaultCredentials="true" host="localhost" port="25"/>
      </smtp>
    </mailSettings>
  </system.net>
</configuration>
 
Error: Failure sending mail
 
Can anybody tell me where is the problem for sending mail in windows application ? Please help me.
Posted 30-Jun-12 0:52am
Comments
barneyman at 30-Jun-12 6:18am
   
i do hope you haven't just handed the world your gmail password! I'd change it pretty quick
Dhinesh kumar.V at 31-Oct-12 2:59am
   
Hi All,
 
Is there any possibility for send mail from any other ID like yahoo,hotmail.. I had done for gmail for long ago but dont know for other id... all replies welcome..
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Solution 1

Gmail's send port is 587 not 25.
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Comments
UL UL ALBAB at 30-Jun-12 6:22am
   
Thank You. This is working...
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Solution 2

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