Just tried it myself on another install; it is broken; this is after removing fglrx:
ls -la /etc/alternatives/ | grep x86_64-linux-gnu lrwxrwxrwx 1 root root 22 2011-09-24 09:10 x86_64-linux-gnu_10fglrx -> /usr/lib/fglrx/10fglrx lrwxrwxrwx 1 root root 28 2011-09-24 09:10 x86_64-linux-gnu_amdconfig -> /usr/lib/fglrx/bin/amdconfig lrwxrwxrwx 1 root root 30 2011-09-24 09:10 x86_64-linux-gnu_amdnotifyui -> /usr/lib/fglrx/bin/amdnotifyui lrwxrwxrwx 1 root root 22 2011-09-24 09:10 x86_64-linux-gnu_ati_conf -> /usr/lib/fglrx/etc/ati lrwxrwxrwx 1 root root 28 2011-09-24 09:10 x86_64-linux-gnu_aticonfig -> /usr/lib/fglrx/bin/aticonfig lrwxrwxrwx 1 root root 29 2011-09-24 09:10 x86_64-linux-gnu_atieventsd -> /usr/lib/fglrx/bin/atieventsd lrwxrwxrwx 1 root root 27 2011-09-24 09:10 x86_64-linux-gnu_atiodcli -> /usr/lib/fglrx/bin/atiodcli lrwxrwxrwx 1 root root 25 2011-09-24 09:10 x86_64-linux-gnu_atiode -> /usr/lib/fglrx/bin/atiode lrwxrwxrwx 1 root root 31 2011-09-24 09:10 x86_64-linux-gnu_fgl_glxgears -> /usr/lib/fglrx/bin/fgl_glxgears lrwxrwxrwx 1 root root 31 2011-09-24 09:10 x86_64-linux-gnu_fglrx_dri -> /usr/lib/fglrx/dri/fglrx_dri.so lrwxrwxrwx 1 root root 48 2011-09-24 09:10 x86_64-linux-gnu_fglrx_drv -> /usr/lib/fglrx/xorg/modules/drivers/fglrx_drv.so lrwxrwxrwx 1 root root 28 2011-09-24 09:10 x86_64-linux-gnu_fglrxinfo -> /usr/lib/fglrx/bin/fglrxinfo lrwxrwxrwx 1 root root 24 2011-09-24 09:10 x86_64-linux-gnu_fglrx_modconf -> /lib/fglrx/modprobe.conf lrwxrwxrwx 1 root root 25 2011-09-24 09:10 x86_64-linux-gnu_gl_conf -> /usr/lib/fglrx/ld.so.conf lrwxrwxrwx 1 root root 38 2011-09-24 09:10 x86_64-linux-gnu_grub_fb_blacklist -> /usr/share/fglrx/fglrx.grub-gfxpayload lrwxrwxrwx 1 root root 25 2011-09-24 09:10 x86_64-linux-gnu_initramfs-hook -> /lib/fglrx/initramfs-hook lrwxrwxrwx 1 root root 29 2011-09-24 09:10 x86_64-linux-gnu_libAMDXvBA_cap -> /usr/lib/fglrx/libAMDXvBA.cap lrwxrwxrwx 1 root root 29 2011-09-24 09:10 x86_64-linux-gnu_libaticalcl.so -> /usr/lib/fglrx/libaticalcl.so lrwxrwxrwx 1 root root 31 2011-09-24 09:10 x86_64-linux-gnu_libaticalcl.so_lib32 -> /usr/lib32/fglrx/libaticalcl.so lrwxrwxrwx 1 root root 29 2011-09-24 09:10 x86_64-linux-gnu_libaticalrt.so -> /usr/lib/fglrx/libaticalrt.so lrwxrwxrwx 1 root root 31 2011-09-24 09:10 x86_64-linux-gnu_libaticalrt.so_lib32 -> /usr/lib32/fglrx/libaticalrt.so lrwxrwxrwx 1 root root 19 2011-09-24 09:10 x86_64-linux-gnu_xorg_extra_modules -> /usr/lib/fglrx/xorg -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to fglrx-installer in Ubuntu. https://bugs.launchpad.net/bugs/855943 Title: Installing then uninstalling FGLRX makes Oneiric's Unity unbootable To manage notifications about this bug go to: https://bugs.launchpad.net/compiz-core/+bug/855943/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp