Hi! Could you add some logs so we can determine if it's apparmor related? You can run the following command to get them automatically.
apport-collect -p apparmor 2074277 ** Changed in: apparmor (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2074277 Title: my network wifi and land have a very bad working To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/2074277/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs