Found in the strace log that I got a crash in glxinfo. After reinstalling the Nvidia driver and re-setting the xorg.conf file with the Nvidia's own installer everything was fine.
beryl-manager and glx-info (or other glx.. commands) work -- Metacity (and X Server) crashed when starting beryl https://launchpad.net/bugs/78191 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
