Line 73:             smtp.Credentials = NetworkCred;
Line 74:             smtp.Port = 587;
Line 75:             smtp.Send(mm);
Line 76:             lblErr.ForeColor = Color.Green;
Line 77:             lblErr.Text = "Password has been sent to your email address.";

[SmtpException: The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.7.0 Authentication Required. For more information, go to]
   System.Net.Mail.MailCommand.CheckResponse(SmtpStatusCode statusCode, String response) +2435317
   System.Net.Mail.MailCommand.Send(SmtpConnection conn, Byte[] command, MailAddress from, Boolean allowUnicode) +52
   System.Net.Mail.SmtpTransport.SendMail(MailAddress sender, MailAddressCollection recipients, String deliveryNotify, Boolean allowUnicode, SmtpFailedRecipientException& exception) +117
   System.Net.Mail.SmtpClient.Send(MailMessage message) +2619
   Forms_ForgetPassword.NewPasswordRequest(String Email) in d:\Domains\Worker.captchatypers.com\Forms\ForgetPassword.aspx.cs:75
   Forms_ForgetPassword.btnSubmit_Click(Object sender, EventArgs e) in d:\Domains\Worker.captchatypers.com\Forms\ForgetPassword.aspx.cs:30
   System.Web.UI.WebControls.Button.OnClick(EventArgs e) +11763272
   System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) +150
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +5028