please provide your /etc/network/interfaces as well as the complete /var/log/syslog after reproducing this (include a start attempt).
Also please try to start from terminal like: sudo NetworkManager --no-daemon what do you see? ** Changed in: network-manager (Ubuntu) Importance: Undecided => Medium Status: New => Incomplete -- Network Manager fails to start https://bugs.launchpad.net/bugs/282835 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs