I might be experiencing the same issue while trying to connect to eduroam (TTLS / PAP with no certificate). I'm running kubuntu and tried kde and gnome nm applet, both failed to connect.
Network controller: Broadcom Corporation BCM4313 802.11bgn Wireless Network Adapter (rev 01) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1246992 Title: WiFi does not connect to WPA2-Enterprise network with TTLS and PAP auth To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1246992/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs