Warning: Failed opening '../include/f_file.php' for inclusion (include_path='.:/usr/local/lib/php') in /home/hosting_users/zking1010/www/nbuilder/install/install_setting.inc.php on line 26

Fatal error: Call to undefined function: dir_parent() in /home/hosting_users/zking1010/www/nbuilder/install/install_setting.inc.php on line 27

왜 이런 오류가 나는지좀 알려주세요.