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Unable to send the mail using System.Net.mail using following code,always showing session timeout and I am unable to understand what the problem is.Please help

public bool SendEmail(string pTo, List<string> ccList, string pSubject, string pBody, string pAttachmentPath, string name)
            string mailFrom = System.Web.Configuration.WebConfigurationManager.AppSettings["Email"];
            string mailPassword = System.Web.Configuration.WebConfigurationManager.AppSettings["Password"];
            string smptpServer = System.Web.Configuration.WebConfigurationManager.AppSettings["SmtpServer"];
            string smptpServerPort = System.Web.Configuration.WebConfigurationManager.AppSettings["SmtpServerPort"];
            NetworkCredential cred = new NetworkCredential(mailFrom, mailPassword, smptpServer);
            MailMessage myMail = new MailMessage();
            myMail.From = new MailAddress(mailFrom, "hai");
            myMail.To.Add(new MailAddress(pTo, name));
            myMail.IsBodyHtml = true;
            myMail.Subject = pSubject;
            myMail.Body = pBody;
            myMail.BodyEncoding = System.Text.Encoding.UTF8;
            myMail.Priority = MailPriority.High;
            if (ccList != null)
                if (ccList.Count > 0)
                    string ccEmailIdList = "";
                    foreach (string ccEmailId in ccList)
                        if (ccEmailIdList != "")
                            ccEmailIdList += ";";
                        ccEmailIdList += ccEmailId;
            if (pAttachmentPath.Trim() != "")
                myMail.Attachments.Add(new Attachment(pAttachmentPath));
            SmtpClient client = new SmtpClient(smptpServer, int.Parse(smptpServerPort));
            client.Credentials = cred;
            client.UseDefaultCredentials = false;
            client.DeliveryMethod = SmtpDeliveryMethod.Network;
            client.EnableSsl = true;
            return true;
Posted 5-Feb-13 20:27pm
Updated 5-Feb-13 20:32pm
Kishor Deshpande 6-Feb-13 2:29am
What is value of session timeout that you've specified?
Are you attaching any files, may be attachment is taking more time to get uploaded..
Sandeep Mewara 6-Feb-13 2:32am
Session timeout or connection timeout?
danil33 6-Feb-13 2:32am
Thanks for reply.Not attaching anything.Session timeout is 15.
Ankur\m/ 6-Feb-13 2:33am
[moved from direct comment]
danil33 - 24 secs ago
Thanks for reply.Not attaching anything.Session timeout is 15.
Ankur\m/ 6-Feb-13 2:34am
Use the 'reply' link beside the comment. Commenter doesn't get notified otherwise.
danil33 6-Feb-13 2:36am
Thanks for reply.Not attaching anything.Session timeout is 15.
Kishor Deshpande 6-Feb-13 2:36am
Are you using forms authentication??
danil33 6-Feb-13 2:54am
<authentication mode="Forms" >
<forms loginUrl="~/Account/Login.aspx" timeout="15" />

<sessionState timeout="50">
danil33 6-Feb-13 2:55am
<authentication mode="Forms" >
<forms loginUrl="~/Account/Login.aspx" timeout="15" />
danil33 6-Feb-13 2:57am
yes forms authentication is using
danil33 6-Feb-13 3:51am
sorry,see forms authentication

<authentication mode="Forms" >
<forms loginUrl="~/Account/Login.aspx" timeout="15" />

<sessionState timeout="50">

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