I am facing issue almost similar to your. I have ubuntu gnome 17.04 .I can connect to wifi but the wifi does not seem to work even though it shows connected. I dont have much knowledge of troubleshooting . What file will be needed?
Chrome Shows : DNS PROBE BAD CONFIG . -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1669643 Title: Wifi WPA2-PSK 4-Way Handshake Faliure To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1669643/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
