If you change /etc/network/interfaces, by hand or by other way (knetworkconf) network-manager does not work anymore . It wants (network-manager) a clean and emtpy /etc/network/interfaces. This bug is similar (or the same) 172330. I'm not a guru, but it seems as after a long time to get an IP address something (maybe avahi packages) can not permit to lease an ip address ...
mikj -- dhcdbd: wlan0 does not connnect anymore https://bugs.launchpad.net/bugs/205000 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