I have the same problem, computer locks up sometimes when im doing nothing at all. But most of the times, it happens when I start a download or streaming video.
Error code: Feb 2 14:02:38 MachielatUbuntu NetworkManager: <info> Updating allowed wireless network lists. Feb 2 14:02:38 MachielatUbuntu NetworkManager: <WARN> nm_dbus_get_networks_cb(): error received: org.freedesktop.NetworkManagerInfo.NoNetworks - There are no wireless networks stored.. But I have no wireless hardware at all, and it didn't happen before I upgraded to Gutsy. -- wireless searching and crashing system. I have NO wireless systems on my computer to use https://bugs.launchpad.net/bugs/156378 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs