Ошибка при установке мода

[zhelezyaka]

Подскажите пож. причину:
2: is_dir() [<a href='function.is-dir'>function.is-dir</a>]: open_basedir restriction in effect. File(/home/vhosts/xxx.eu5.org/..) is not within the allowed path(s): (/home/vhosts/xxx.eu5.org/:/tmp/:/usr/share/pear/)