Code Behind:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Net.Mail;
using System.Net;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
MailMessage msg = new MailMessage();
msg.From = new MailAddress(txtfrom.Text, "OLMS");
msg.To.Add(new MailAddress(txtto.Text));
msg.Subject = txtsub.Text;
msg.Body = txtbody.Text;
msg.IsBodyHtml = true;
SmtpClient smtp = new SmtpClient();
smtp.Host = "smtp.gmail.com";
smtp.Credentials = new NetworkCredential(txtfrom.Text, txtto.Text);
smtp.EnableSsl = true;
smtp.Send(msg);
lblresult.Text = "Message Sent Successful!";
}
}
Stack Trace:
[SocketException (0x2746): An existing connection was forcibly closed by the remote host]
System.Net.Sockets.Socket.Receive(Byte[] buffer, Int32 offset, Int32 size,
SocketFlags socketFlags) +6416371
System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size) +130
[IOException: Unable to read data from the transport connection:
An existing connection was forcibly closed by the remote host.]
System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset,
Int32 size) +296
System.Net.DelegatedStream.Read(Byte[] buffer, Int32 offset, Int32
count) +45
System.Net.BufferedReadStream.Read(Byte[] buffer, Int32 offset,
Int32 count) +106
System.Net.Mail.SmtpReplyReaderFactory.ReadLines(SmtpReplyReader
caller, Boolean oneLine) +203
System.Net.Mail.SmtpReplyReaderFactory.ReadLine(SmtpReplyReader
caller) +16
System.Net.Mail.CheckCommand.Send(SmtpConnection conn, String&
response) +54
System.Net.Mail.StartTlsCommand.Send(SmtpConnection conn) +28
System.Net.Mail.SmtpConnection.GetConnection(ServicePoint
servicePoint) +843
System.Net.Mail.SmtpTransport.GetConnection(ServicePoint
servicePoint) +170
System.Net.Mail.SmtpClient.GetConnection() +44
System.Net.Mail.SmtpClient.Send(MailMessage message) +1554
[SmtpException: Failure sending mail.]
System.Net.Mail.SmtpClient.Send(MailMessage message) +1906
_Default.Button1_Click(Object sender, EventArgs e) in c:\Users
\Azhar Khan\Documents\Visual Studio 2010\WebSites
\WebSite2\Default.aspx.cs:31
System.Web.UI.WebControls.Button.OnClick(EventArgs e) +9553594
System.Web.UI.WebControls.Button.RaisePostBackEvent(String
eventArgument) +103
System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.R
aisePostBackEvent(String eventArgument) +10
System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler
sourceControl, String eventArgument) +13
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +35
System.Web.UI.Page.ProcessRequestMain(Boolean
includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1724
I have not configured IIS for SMTP ( I don't know whether to do this). I also have not added any smtp configuration into Web.config file in this wesite. Any help regarding the exception I am getting that prevents me from sending email. Thanks