I sometimes have a similar problem on my HP Compaq nx6325 (Broadcom 4310 with ndiswrapper) - it happens after frequent sleep/resume cycles. The solution is to kill NetworkManager, NetworkManagerDispatcher and nm- applet and start them again.
-- Network Manager becomes confused by sleep https://bugs.launchpad.net/bugs/158338 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