Also, in my case, I can fix the problem issuing the commands below: sudo /etc/init.d/networking stop sudo /etc/init.d/networking start
As I use network manager, these commands affect only loopback interface. I didn't check loopback interface before restarting it. Will do next time. -- Unable to start applications after suspend/hibernation https://launchpad.net/bugs/49221 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
