What are the contents of /etc/resolv.conf when this happens?
What is the output of 'dpkg -l dnsmasq\*'?
What are the contents of /etc/NetworkManager/NetworkManager.conf?
Your bug report shows that this system was installed with 16.10 media and then upgraded to 17.04. How long ago did you upgrade? Have you rebooted since upgrading?
What are the contents of /etc/resolv.conf when this happens?
What is the output of 'dpkg -l dnsmasq\*'?
What are the contents of /etc/NetworkMan ager/NetworkMan ager.conf?
Your bug report shows that this system was installed with 16.10 media and then upgraded to 17.04. How long ago did you upgrade? Have you rebooted since upgrading?