This has only been a cosmetic bug for me for a long time. However, I took the ping as an opportunity to try a few of the things in comment #6. Changing managed=false to managed=true was the only change necessary to fix the icon in Utopic. I consider this bug fixed.
** Changed in: network-manager (Ubuntu) Status: Triaged => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/751939 Title: Wired-only machine has empty volcano icon To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/751939/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs