hi i created a web contact us page and i used my gmail credentials but google is denying my mail when i send mail through my web contact us page, please what do i do?
Error:
Server Error in '/' Application.
The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more at
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Net.Mail.SmtpException: The SMTP server requires a secure connection or the client was not authenticated. The server response was: 5.5.1 Authentication Required. Learn more at
Source Error:
Line 34: smtp.Credentials = NetworkCred;
Line 35: smtp.Port = 569;
Line 36: smtp.Send(mm);
Line 37: ScriptManager.RegisterCli ...
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