No error and not getting email to recepient inbox

Question

System.Net.Mail.MailMessage mail = new System.Net.Mail.MailMessage();

mail.To.Add("[email protected]");

mail.From = new MailAddress("[email protected]");

mail.Subject = "This mail is send from asp.net application";

mail.SubjectEncoding = System.Text.Encoding.UTF8;

mail.Body = "This is Email Body Text";

mail.BodyEncoding = System.Text.Encoding.UTF8;

mail.IsBodyHtml = true;

mail.Priority = MailPriority.High;

SmtpClient client = new SmtpClient();

client.Credentials = new System.Net.NetworkCredential("[email protected]", "*****");

client.Port = 587;

client.Host = "smtp.gmail.com";

//client.EnableSsl = true;

SmtpClient smtp = new SmtpClient();

smtp.SendCompleted += new SendCompletedEventHandler(smtp_SendCompleted);

smtp.Send(mail);

try

{

client.Send(mail);

//Page.RegisterStartupScript("UserMsg", "<script>alert('Successfully Send...');if(alert){ window.location='SendMail.aspx';}</script>");

string strAlertMessage = "Mail Send succesfully";

ClientScript.RegisterStartupScript(this.GetType(), "alert", "alert('" + strAlertMessage + "');", true);

}

catch(Exception ex)

{

Console.Write(ex);

}