This isn't a bug -- we're blocking packages in wily-proposed specifically because they can be slightly broken, and the tests that failed and currently block promotion of the package are meant to do just that -- block things that may be a little buggy. From there, partial upgrades make things even worse, since you may be missing important part of underlying libraries.
IN this case, a partial upgrade of NM is obviously slightly wrong. I don't know how you got to that state, but my guess is that you have the proposed repository enabled, something that is explicitly strongly discouraged on wily unless you really know what you're doing. I believe dino99 exposes it quite well -- partial upgrades would break things, and the packages have remained in proposed for that reason (regardless of block-proposed, which wouldn't stop you in getting out of your way to upgrade the packages manually). I've just done an upgrade using wily-proposed here, of network-manager, and it more or less works appropriately when all the packages are installed. For reference, the way to upgrade NetworkManager is the following: sudo apt-get install -t wily-proposed network-manager libnm0 libnm-glib4 libnm-util2 gir1.2-networkmanager-1.0 network-manager-gnome (nm-applet) and the libnm-gtk* libraries *do not* always need to follow, they should (and appear to) still work just fine. In the same vein, to downgrade back to network-manager versions that are in wily-release, first check the version available via 'apt-cache policy network-manager' from wily/main: network-manager: Installed: 1.0.4-0ubuntu3 Candidate: 1.0.4-0ubuntu3 Version table: *** 1.0.4-0ubuntu3 0 100 /var/lib/dpkg/status 1.0.4-0ubuntu2 0 99 http://ca.archive.ubuntu.com/ubuntu/ wily-proposed/main amd64 Packages 0.9.10.0-4ubuntu23 0 500 http://ca.archive.ubuntu.com/ubuntu/ wily/main amd64 Packages (from my own system right now) the value for wily/main is 0.9.10.0-4ubuntu23. sudo apt-get install network-manager=0.9.10.0-4ubuntu23 libnm0=0.9.10.0-4ubuntu23 libnm-glib4=0.9.10.0-4ubuntu23 libnm- util2=0.9.10.0-4ubuntu23 gir1.2-networkmanager-1.0=0.9.10.0-4ubuntu23 Here to downgrade back, I also needed to add 'network-manager-dbg- libnm0-' to the above line, because for this particular upgrade, NM 1.0 adds a new libnm0 package, and I also had network-manager-dbg installed. This will force them to be removed. -- You received this bug notification because you are a member of Desktop 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/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp