Anybody have any ideas why? grep of Xorg.0.log or whatever that was produced this error message, I have no idea whether it's relevant: AIGLX error: dlopen of /usr/lib/i386-linux-gnu/dri/unichrome_dri.so failed (/usr/lib/i386-linux-gnu/dri/unichrome_dri.so: cannot open shared object file: No such file or directory) -- Joel Rees Be careful where you see conspiracy. Look first in your own heart.