Sometimes my magento 2 store returns this error
"Notice: SessionHandler::gc(): ps_files_cleanup_dir: opendir(/var/lib/php5) failed: Permission denied (13) in /var/www/vhosts/domain.net/httpdocs/magento2/vendor/magento/framework/Session/SaveHandler.php on line 110
it appear randomly and hard to reproduce unless it appear again. help me to solve this issue
/var/lib/php5
/var/lib/php5
folder ?