Please post the contents of your /etc/NetworkManager/NetworkManager.conf and your /etc/network/interfaces.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager in Ubuntu. https://bugs.launchpad.net/bugs/993862 Title: NetworkManager ethernet connection doesn't work after upgrade to 12.04 Status in “network-manager” package in Ubuntu: New Bug description: After Ubuntu upgrade from 11.10 to 12.04 ethernet connection in NetworkManagers stops working. Configuring ethernet card manually (ifconfig) or using /etc/network/interfaces works. The following message in syslog appears when restarting NetworkManager: May 3 11:19:07 x NetworkManager[22747]: <info> (eth0): preparing device. May 3 11:19:07 x NetworkManager[22747]: <info> (eth0): deactivating device (reason 'managed') [2] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/993862/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
