I'm also suffering from this bug (using an ACX111 via ndiswrapper). It means I can't use my network and I can't stop my PC from roaming to my neighbour's router.
-- cannot configure wireless access with static IP and WPA encryption using network-manager-gnome https://launchpad.net/bugs/90075 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs