A little research seems to confirm that the "primary" monitor, according to NVIDIA, is always monitor 0. And which monitor is reported as #0 is controlled by Option "TwinViewXineramaInfoOrder".
It shouldn't take me too long to prototype a new fix with support for NVIDIA/TwinViewXinerama... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/742544 Title: Launcher is shown on the wrong screen in some multi-monitor setups To manage notifications about this bug go to: https://bugs.launchpad.net/ayatana-design/+bug/742544/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs