Help With Unreal, Please. -.-

Warning: main(../conf_global.php): failed to open stream: No such file or directory in /home/loc/public_html/portal_install/index.php on line 53That happens when I run the install. What do I do?

If you downloaded this installation pack, download it again, because it seems that something is missing.. or search the internet for the, according to the error message, missing file to download..