MediaWiki 1.18.1
PHP 5.3.6 (cgi-fcgi)
MySQL 5.5.12
LdapAuthentication-trunk-r108179
Windows 2008R2 AD
Sometimes I got error:
Warning: ldap_start_tls(): Unable to start TLS: Can't contact LDAP server in LdapAuthentication.php on line 577
After relogon to wiki this text disappear. In configuration $wgLDAPEncryptionType = array('VG' => 'clear');