Help:Rebuildall.php

Template:Looks useless Rebuildall.php is one of the scripts included in the maintenance/ directory of your Mediawiki installation. Its purpose is to rebuild the links and indices used for searching your site.

warning: In Mediawiki 1.5rc4 Rebuildall.php will empty your recent changes table in the process. You will not be able to discern what has recently been changed on your site.