I also experienced this bug and it was fixed for me by removing the linux-backports-modules package.
-- Encrypted wireless networks inaccessible with backported modules: lbm_cw-ieee80211_crypt_* modules are not detected correctly https://bugs.launchpad.net/bugs/297390 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
