CCNA, CCNP, MCSA, CCNA Final Exam, All Answer Test Module With 100/100

Here is my code: <?php require_once 'Swift/lib/swift_required.php'; $transport = Swift_SmtpTransport::newInstance('smtp.gmail.com', 465) ->setUsername('me@ff.com') ->setPassword('pass'); $mailer = Swift_Mailer::newInstance($transport); $message = Swift_Message::newInstance('Wonderful Subject') ->setFrom(array('me@ff.com' => 'MY NAME')) ->setTo(array('you@ss.com' => 'YOU')) ->setBody('This is the text of the mail send by Swift using SMTP transport.'); //$attachment = Swift_Attachment::newInstance(file_get_contents('path/logo.png'), 'logo.png'); //$message->attach($attachment); $numSent = $mailer->send($message); printf("Sent %d messages\n", $numSent); ?> AFter RUNNING GOT THIS ERROR... Fatal error: Uncaught exception 'Swift_TransportException' with message 'Expected response code 220 but got code "", with me