- last post: 01.01.0001 12:00 AM PDT
there was a special way to install the 1.06 patch if you were running 1.05, because of a bug in the 1.05 updater
if you were updating from 1.05, then if you followed these instructions:
http://bungie.net/Forums/posts.aspx?postID=1108589
you shouldnt have a problem
that is most likely what is wrong
either way, what you will probably have to do is reinstall halo.