I suspect it is some kind of race condition on bootup, and suspend allows it to reset with the race resolved. But on each bootup, you will have to suspend, unsuspend, disable the wifi, re-enable the wifi...
Just roll back the packages. :) -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager-applet in Ubuntu. https://bugs.launchpad.net/bugs/1424119 Title: Edit Connections...now insensitive by default in network manager's menu Status in network-manager-applet package in Ubuntu: Confirmed Bug description: arno@arno-1000H:~$ lsb_release -rd Description: Ubuntu 12.04.5 LTS Release: 12.04 arno@arno-1000H:~$ apt-cache policy network-manager-gnome network-manager-gnome: Installé : 0.9.4.1-0ubuntu2.4 Candidat : 0.9.4.1-0ubuntu2.4 Table de version : *** 0.9.4.1-0ubuntu2.4 0 500 http://fr.archive.ubuntu.com/ubuntu/ precise-updates/main i386 Packages 100 /var/lib/dpkg/status 0.9.4.1-0ubuntu2 0 500 http://fr.archive.ubuntu.com/ubuntu/ precise/main i386 Packages Might be after upgrade to network-manager-gnome 0.9.4.1-0ubuntu2.4, the item Edit Connections... at the bottom of the network manager's menu is now insensitive i.e. grayed out, therefore user cannot configure his/her connections as indicated in http://docs.xubuntu.org/1204/internet-networks.html#network-connections workaround : launch /usr/bin/nm-connection-editor to display the network connections window and have access to the settings. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-applet/+bug/1424119/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

