I managed to get this to work by doing: sudo gedit /usr/bin/firefox and adding the following line as the second last: export XLIB_SKIP_ARGB_VISUALS=1 After restarting firefox, it worked.
This is actually instructed in: http://ubuntuguide.org/wiki/Ubuntu_Edgy#How_to_install_Flash_Player_.28Macromedia_Flash -- Certain pages cause firefox 2.0 to dmp https://launchpad.net/bugs/68554 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs