Ok found it : I edited qtranslate.php and changed
define('QT_SUPPORTED_WP_VERSION', '3.8.1');
to
define('QT_SUPPORTED_WP_VERSION', '3.8.2');
Found !
[nggallery id=x] instead of [gallery id=x]
Hi,
Did you try with these codes :
[nggallery id=x] or/and [album id=x] ?