Just happened to me as well when upgrading from 10.04 to 10.10: I fixed it with sudo dpkg-divert --remove /usr/lib/libGL.so.1.2 sudo dpkg-divert --remove /usr/lib32/libGL.so.1.2 sudo apt-get purge fglrx
Just happened to me as well when upgrading from 10.04 to 10.10: libGL.so. 1.2 libGL.so. 1.2
I fixed it with
sudo dpkg-divert --remove /usr/lib/
sudo dpkg-divert --remove /usr/lib32/
sudo apt-get purge fglrx