I can confirm this. nvidia-settings crashes whenever trying to use rotation arrows with RandRRotation option enabled.
I've appended the error message of nvidia-settings. ** Attachment added: "nvidia-settings' crash error message" https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/740933/+attachment/1934706/+files/nvidia-settings.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/740933 Title: Option "RandRRotation" "true" added to xorg.conf, ot rotation option with nvidia XServer settings, but it does not work -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs