Did you try http://www.mediawiki.org/wiki/Manual:Rebuildall.php ?
Gregor
2009/5/13 Enrique enrique@banmet.cu:
I recentily hinstalled mediawiki 1.4.0 and dumped the page-articles, it's work fine apparently but some times articles when i make clic in a link this point to other article thats no is the article corresponding to the link.
sorry my english