Wait! Everyone: please take a look at https://bugs.launchpad.net/ubuntu/+source/ndiswrapper/+bug/85468. This worked for me!
-- Unable to connect to unsecured/unencrypted wireless networks (bcm43xx-based chips only?) https://bugs.launchpad.net/bugs/73759 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs