Here's the Xorg.0.log
And i second Achraf cherti, when Compiz is disabled, there is no problem. ** Attachment added: "Xorg.0.log" http://launchpadlibrarian.net/16092975/Xorg.0.log -- "separated X screen" in NVIDIA Settings + Compiz = all GNOME and Gtk Apps menus appear too slowly https://bugs.launchpad.net/bugs/234963 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs