Warning: require_once(../common/config/config.lib) [function.require-once]: failed to open stream: No such file or directory in /usr/home/z501017/html/2020/schedule_prelim/index.php on line 17

Fatal error: require_once() [function.require]: Failed opening required '../common/config/config.lib' (include_path='.:') in /usr/home/z501017/html/2020/schedule_prelim/index.php on line 17