So after trying seemingly everything,I realised I hadn’t allowed all users to use my wifi connection. There’s a tick box in network manager for this. This may sound very basic but I completely overlooked it to begin with. After that it solved the problem.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1577885 Title: 120sec delay during shutdown or reboot with still mounted cifs (via Wifi) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1577885/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs