Since this isn't a bug and I've provided the way to roll back to the previous version, closing as Invalid.
If you find any other issues, please feel free to file new bug reports (and, if you think you see the same problem, still please file your own bug report -- lots of different things look quite similar). Thanks! ** Changed in: network-manager (Ubuntu) Status: Triaged => Invalid ** Changed in: hundredpapercuts Status: Triaged => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to network-manager in Ubuntu. https://bugs.launchpad.net/bugs/1489154 Title: NetworkManager does not start / fails to start Status in One Hundred Papercuts: Invalid Status in network-manager package in Ubuntu: Invalid Bug description: Yesterday i did the upgrade to version 1.0.4 of NetworkManger. Today my Xubuntu 15.10 cannot connect to the net, and wants to upload a crash report. This also fails cause the start of the NetworkManger fails after booting. Trying manually to start with ~$ sudo systemctl start NetworkManager leads that the icon comes up, disappears, comes up, disappears for 3, 4 times and then it's gone forever. ~$ journalctl -xe Aug 26 22:02:34 Wily NetworkManager[1578]: <info> monitoring ifupdown state file '/run/network/ifstate'. Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMVxlanFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMVlanFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMVethFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMTunFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMMacvlanFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMInfinibandFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMGreFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMEthernetFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMBridgeFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMBondFactory (internal) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMAtmManager (/usr/lib/i386-linux-gnu/NetworkManager/libnm-device-plugin-adsl.so) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMWifiFactory (/usr/lib/i386-linux-gnu/NetworkManager/libnm-device-plugin-wifi.so) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMBluezManager (/usr/lib/i386-linux-gnu/NetworkManager/libnm-device-plugin-bluetooth.so) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Loaded device plugin: NMWwanFactory (/usr/lib/i386-linux-gnu/NetworkManager/libnm-device-plugin-wwan.so) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> WiFi enabled by radio killswitch; enabled by state file Aug 26 22:02:34 Wily NetworkManager[1578]: <info> WWAN enabled by radio killswitch; enabled by state file Aug 26 22:02:34 Wily NetworkManager[1578]: <info> WiMAX enabled by radio killswitch; enabled by state file Aug 26 22:02:34 Wily NetworkManager[1578]: <info> Networking is enabled by state file Aug 26 22:02:34 Wily NetworkManager[1578]: nm_device_get_device_type: assertion 'NM_IS_DEVICE (self)' failed Aug 26 22:02:34 Wily NetworkManager[1578]: <info> (lo): link connected Aug 26 22:02:34 Wily NetworkManager[1578]: <info> (lo): new Generic device (carrier: ON, driver: 'unknown', ifindex: 1) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> (enp0s3): link connected Aug 26 22:02:34 Wily NetworkManager[1578]: <info> (enp0s3): new Ethernet device (carrier: ON, driver: 'e1000', ifindex: 2) Aug 26 22:02:34 Wily NetworkManager[1578]: <info> (enp0s3): device state change: unmanaged -> unavailable (reason 'managed') [10 20 2] Aug 26 22:02:34 Wily NetworkManager[1578]: <info> keyfile: add connection in-memory (4251ae7f-22a1-4de8-8f11-7a62fd420d65,"Kabelnetzwerkverbindung 1") Aug 26 22:02:34 Wily NetworkManager[1578]: <info> (enp0s3): created default wired connection 'Kabelnetzwerkverbindung 1' Aug 26 22:02:34 Wily NetworkManager[1578]: <info> urfkill disappeared from the bus Aug 26 22:02:34 Wily NetworkManager[1578]: <info> wpa_supplicant running Aug 26 22:02:34 Wily NetworkManager[1578]: <info> ModemManager available in the bus Aug 26 22:02:34 Wily NetworkManager[1578]: <info> ofono is now available Aug 26 22:02:34 Wily NetworkManager[1578]: (NetworkManager:1578): GLib-GObject-WARNING **: /build/glib2.0-6GfMH1/glib2.0-2.45.4/./gobject/gsignal.c:2480: signal 'ModemAdded' is invalid for instance Aug 26 22:02:34 Wily NetworkManager[1578]: (NetworkManager:1578): GLib-GObject-WARNING **: /build/glib2.0-6GfMH1/glib2.0-2.45.4/./gobject/gsignal.c:2480: signal 'ModemRemoved' is invalid for instan Aug 26 22:02:34 Wily NetworkManager[1578]: (NetworkManager:1578): GLib-CRITICAL **: g_variant_get_va: assertion 'value != NULL' failed Aug 26 22:02:34 Wily kernel: NetworkManager[1578]: segfault at c ip b6f4b97a sp bffb4890 error 4 in libglib-2.0.so.0.4504.0[b6ec8000+127000] Aug 26 22:02:34 Wily systemd[1]: NetworkManager.service: Main process exited, code=dumped, status=11/SEGV Aug 26 22:02:34 Wily systemd[1]: NetworkManager.service: Unit entered failed state. Aug 26 22:02:34 Wily systemd[1]: NetworkManager.service: Failed with result 'core-dump'. Aug 26 22:02:35 Wily systemd[1]: NetworkManager.service: Service hold-off time over, scheduling restart. Aug 26 22:02:35 Wily systemd[1]: Stopped Network Manager. -- Subject: Unit NetworkManager.service has finished shutting down -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit NetworkManager.service has finished shutting down. Aug 26 22:02:35 Wily systemd[1]: NetworkManager.service: Start request repeated too quickly. Aug 26 22:02:35 Wily systemd[1]: Failed to start Network Manager. -- Subject: Unit NetworkManager.service has failed -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit NetworkManager.service has failed. -- -- The result is failed. Aug 26 22:02:35 Wily systemd[1]: NetworkManager.service: Unit entered failed state. Aug 26 22:02:35 Wily systemd[1]: NetworkManager.service: Failed with result 'start-limit'. Aug 26 22:02:38 Wily systemd[1]: Started Daemon for generating UUIDs. -- Subject: Unit uuidd.service has finished start-up -- Defined-By: systemd -- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel -- -- Unit uuidd.service has finished starting up. -- -- The start-up result is done. . Host: Xubuntu 14.04.3 VirtualBox 5.0.2 Guest: Xubuntu 15.10 upgradet from 15.04 network-manager Versions: 1.0.4-0ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/hundredpapercuts/+bug/1489154/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp