PHP Warning: stream_socket_client(): Failed to enable crypto?
<p>I'm using swiftMailer to send email using SMTP directly.</p>

<p>I get this strange error:</p>

<pre><code>2011/09/23 17:59:01 [error] 489#0: *1032 FastCGI sent in stderr: "PHP Warning:  stream_socket_client(): SSL operation failed with code 1. OpenSSL Error messages:
error:140770FC:SSL routines:func(119):reason(252) in /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Transport/StreamBuffer.php on line 271
PHP Warning:  stream_socket_client(): Failed to enable crypto in /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Transport/StreamBuffer.php on line 271
PHP Warning:  stream_socket_client(): unable to connect to ssl://mail.xxxxx.net:587 (Unknown error) in /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Transport/StreamBuffer.php on line 271
PHP Fatal error:  Uncaught exception 'Swift_TransportException' with message 'Connection could not be established with host mail.xxxxxxxx.net [ #0]' in /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Transport/StreamBuffer.php:273
Stack trace:
#0 /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Transport/StreamBuffer.php(66): Swift_Transport_StreamBuffer-&gt;_establishSocketConnection()
#1 /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Transport/AbstractSmtpTransport.php(116): Swift_Transport_StreamBuffer-&gt;initialize(Array)
#2 /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Mailer.php(79): Swift_Transport_AbstractSmtpTransport-&gt;start()
#3 /home/nginx/websites/example.com/www/email.php(23): Swift_Mailer-&gt;send(Object(Swift_Message))
#4 {main}
  thrown in /home/nginx/websites/example.com/www/inc/lib/swift-mailer/lib/classes/Swift/Transport/StreamBuffer.php on line 273" while reading response header from upstream, client: xx.xx.xx.xxx, server: example.com, request: "GET /email.php HTTP/1.1", upstream: "fastcgi://127.0.0.1:9000", host: "www.example.com"
</code></pre>

<p>What does it mean?
Thanks</p>
