It's may be duplicate of https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1009879. Indeed, I have running Transmission now.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/987858 Title: NM gobbles CPU and reports repeatedly to .xsession-errors: 'Could not create object for /org/freedesktop/NetworkManager/IP6Config/<nnnn>: Method "GetAll" ... doesn't exist' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/987858/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs