Index: /trunk/roundcubemail/program/include/rcube_smtp.inc
===================================================================
--- /trunk/roundcubemail/program/include/rcube_smtp.inc	(revision 2154)
+++ /trunk/roundcubemail/program/include/rcube_smtp.inc	(revision 2155)
@@ -86,8 +86,4 @@
     $SMTP_CONN = new Net_SMTP($smtp_host, $smtp_port, $helo_host);
 
-    // set debugging
-    if ($CONFIG['debug_level'] & 8)
-      $SMTP_CONN->setDebug(TRUE);
-
     // try to connect to server and exit on failure
     $result = $SMTP_CONN->connect($smtp_timeout);