Error with a theme

HI I have bought a theme and in the specific menu there is an error

Warning: Invalid argument supplied for foreach() in /web/htdocs/www.seaemotions.com/home/wp-content/plugins/qtranslate/qtranslate_hooks.php on line 223

could you help me? If it’s only a warning it could be hide?

Thanks

http://ww.wp.xz.cn/extend/plugins/qtranslate/