I had exactly the same problem:
-- Distributor ID: Ubuntu Description: Ubuntu 10.04 LTS Release: 10.04 Codename: lucid --
Changing /var/lib/NetworkManager/NetworkManager.state worked, thank you Dani!
I had exactly the same problem:
--
Distributor ID: Ubuntu
Description: Ubuntu 10.04 LTS
Release: 10.04
Codename: lucid
--
Changing /var/lib/ NetworkManager/ NetworkManager. state worked, thank you Dani!