Ошибка Your script possibly relies on a session что это?

Что то даже не пойму чего нехватает...Поиск 0 выдает либо запросы неправильно задаю...Ошибка : Warning: Unknown: Your script possibly relies on a session side-effect which existed until PHP 4.2.3. Please be advised that the session extension does not consider global variables as a source of data, unless register_globals is enabled. You can disable this functionality and this warning by setting session.bug_compat_42 or session.bug_compat_warn to off, respectively. in Unknown on line 0Код