I also have the same problem. I have a Dell Latitude E6410 with an NVIDIA graphic card. I am running Oneiric 11.10 64-bits with the latest upgrades installed (only using official repositories).
I found this other bug which might be a duplicate of this one: https://bugs.launchpad.net/unity/+bug/839548 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/864037 Title: workspace switcher zoom failure with multiple monitors To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/864037/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs