MyBB Community Forums

i want to upgrade from 1.4.6 to latest i have uploaded all files expect settings.php but when i go to the url to upgrade (given bellow)
following message appear
Warning: require_once(/home/raushani/public_html/forum/inc/config.php) [function.require-once]: failed to open stream: No such file or directory in /home/raushani/public_html/forum/install/upgrade.php on line 22

Fatal error: require_once() [function.require]: Failed opening required '/home/raushani/public_html/forum/inc/config.php' (include_path='.:/usr/lib/php:/usr/local/lib/php') in /home/raushani/public_html/forum/install/upgrade.php on line 22

http://www.raushani.com/forum/install/upgrade.php

You did overwrite the 1.4.6 files with the full 1.4.8 package, yeah?? What's your ./inc/config.php CHMOD to??