I fixed with
sudo apt-get purge fglrx* sudo update-alternatives --remove-all x86_64-linux-gnu_gl_conf sudo apt-get install --reinstall libgl1-mesa-dri libgl1-mesa-glx sudo apt-get install fglrx-updates
I fixed with
sudo apt-get purge fglrx* linux-gnu_ gl_conf
sudo update-alternatives --remove-all x86_64-
sudo apt-get install --reinstall libgl1-mesa-dri libgl1-mesa-glx
sudo apt-get install fglrx-updates