BuddyPress.org

Going to Members Works
Going to Activity IE comes up with “Internet Explorer has stopped working” A problem caused the program to stop working correctly. Window will close the program and notify you if a solution is available. Close Program

It does the above a couple of times before coming up with a blank page.

WP 3.4.2
Buddypress 1.6.2

I havent tried changing themes as i am worried about losing all the current customizations, but will do if we have too