Public bug reported: After update to 1.2.0-0ubuntu0.16.04.2 I get
ERR_NAME_RESOLUTION_FAILED in chromium and apt cant resolving name sudo apt update Err:1 http://security.ubuntu.com/ubuntu xenial-security InRelease Temporary failure resolving 'security.ubuntu.com' Err:2 http://archive.canonical.com/ubuntu xenial InRelease Temporary failure resolving 'archive.canonical.com' Err:3 http://by.archive.ubuntu.com/ubuntu xenial InRelease Temporary failure resolving 'by.archive.ubuntu.com' Err:4 http://by.archive.ubuntu.com/ubuntu xenial-updates InRelease Temporary failure resolving 'by.archive.ubuntu.com' Err:5 http://by.archive.ubuntu.com/ubuntu xenial-backports InRelease Temporary failure resolving 'by.archive.ubuntu.com' Reading package lists... Done Building dependency tree Reading state information... Done All packages are up to date. W: Failed to fetch http://by.archive.ubuntu.com/ubuntu/dists/xenial/InRelease Temporary failure resolving 'by.archive.ubuntu.com' W: Failed to fetch http://by.archive.ubuntu.com/ubuntu/dists/xenial-updates/InRelease Temporary failure resolving 'by.archive.ubuntu.com' W: Failed to fetch http://by.archive.ubuntu.com/ubuntu/dists/xenial-backports/InRelease Temporary failure resolving 'by.archive.ubuntu.com' W: Failed to fetch http://archive.canonical.com/ubuntu/dists/xenial/InRelease Temporary failure resolving 'archive.canonical.com' W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/xenial-security/InRelease Temporary failure resolving 'security.ubuntu.com' W: Some index files failed to download. They have been ignored, or old ones used instead. workaround - install old version ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: network-manager 1.2.0-0ubuntu0.16.04.2 ProcVersionSignature: Ubuntu 4.4.0-24.43-generic 4.4.10 Uname: Linux 4.4.0-24-generic i686 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: i386 CRDA: country BY: DFS-ETSI (2402 - 2482 @ 40), (N/A, 20), (N/A) (5170 - 5250 @ 80), (N/A, 20), (N/A) (5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS (5490 - 5710 @ 160), (N/A, 27), (0 ms), DFS CurrentDesktop: Unity Date: Sat Jun 11 15:55:38 2016 IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback InstallationDate: Installed on 2016-05-14 (27 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release i386 (20160420.1) IpRoute: default via 192.168.100.1 dev wlp2s0 proto static metric 600 169.254.0.0/16 dev wlp2s0 scope link metric 1000 192.168.100.0/24 dev wlp2s0 proto kernel scope link src 192.168.100.8 metric 600 NetworkManager.state: [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true SourcePackage: network-manager UpgradeStatus: No upgrade log present (probably fresh install) nmcli-con: NAME UUID TYPE TIMESTAMP TIMESTAMP-REAL AUTOCONNECT AUTOCONNECT-PRIORITY READONLY DBUS-PATH ACTIVE DEVICE STATE ACTIVE-PATH HUAWEI-KpW2 3a8b63e2-b64e-4e64-b374-4fd453ccf5ec 802-11-wireless 1465649643 Sat 11 Jun 2016 15:54:03 MSK yes 0 no /org/freedesktop/NetworkManager/Settings/1 yes wlp2s0 activated /org/freedesktop/NetworkManager/ActiveConnection/2 Wired connection 1 32e99c74-fafd-483a-aa6f-745655ff5e9f 802-3-ethernet 1465646919 Sat 11 Jun 2016 15:08:39 MSK yes 4294966297 no /org/freedesktop/NetworkManager/Settings/2 no -- -- -- nmcli-dev: DEVICE TYPE STATE DBUS-PATH CONNECTION CON-UUID CON-PATH wlp2s0 wifi connected /org/freedesktop/NetworkManager/Devices/2 HUAWEI-KpW2 3a8b63e2-b64e-4e64-b374-4fd453ccf5ec /org/freedesktop/NetworkManager/ActiveConnection/2 enp1s0 ethernet unavailable /org/freedesktop/NetworkManager/Devices/1 -- -- -- lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/0 -- -- -- nmcli-nm: Error: command ['nmcli', '-f', 'all', 'nm'] failed with exit code 2: Error: Object 'nm' is unknown, try 'nmcli help'. ** Affects: network-manager (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug i386 xenial -- 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/1591508 Title: After update network manager DNS work unstable Status in network-manager package in Ubuntu: New Bug description: After update to 1.2.0-0ubuntu0.16.04.2 I get ERR_NAME_RESOLUTION_FAILED in chromium and apt cant resolving name sudo apt update Err:1 http://security.ubuntu.com/ubuntu xenial-security InRelease Temporary failure resolving 'security.ubuntu.com' Err:2 http://archive.canonical.com/ubuntu xenial InRelease Temporary failure resolving 'archive.canonical.com' Err:3 http://by.archive.ubuntu.com/ubuntu xenial InRelease Temporary failure resolving 'by.archive.ubuntu.com' Err:4 http://by.archive.ubuntu.com/ubuntu xenial-updates InRelease Temporary failure resolving 'by.archive.ubuntu.com' Err:5 http://by.archive.ubuntu.com/ubuntu xenial-backports InRelease Temporary failure resolving 'by.archive.ubuntu.com' Reading package lists... Done Building dependency tree Reading state information... Done All packages are up to date. W: Failed to fetch http://by.archive.ubuntu.com/ubuntu/dists/xenial/InRelease Temporary failure resolving 'by.archive.ubuntu.com' W: Failed to fetch http://by.archive.ubuntu.com/ubuntu/dists/xenial-updates/InRelease Temporary failure resolving 'by.archive.ubuntu.com' W: Failed to fetch http://by.archive.ubuntu.com/ubuntu/dists/xenial-backports/InRelease Temporary failure resolving 'by.archive.ubuntu.com' W: Failed to fetch http://archive.canonical.com/ubuntu/dists/xenial/InRelease Temporary failure resolving 'archive.canonical.com' W: Failed to fetch http://security.ubuntu.com/ubuntu/dists/xenial-security/InRelease Temporary failure resolving 'security.ubuntu.com' W: Some index files failed to download. They have been ignored, or old ones used instead. workaround - install old version ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: network-manager 1.2.0-0ubuntu0.16.04.2 ProcVersionSignature: Ubuntu 4.4.0-24.43-generic 4.4.10 Uname: Linux 4.4.0-24-generic i686 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: i386 CRDA: country BY: DFS-ETSI (2402 - 2482 @ 40), (N/A, 20), (N/A) (5170 - 5250 @ 80), (N/A, 20), (N/A) (5250 - 5330 @ 80), (N/A, 20), (0 ms), DFS (5490 - 5710 @ 160), (N/A, 27), (0 ms), DFS CurrentDesktop: Unity Date: Sat Jun 11 15:55:38 2016 IfupdownConfig: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback InstallationDate: Installed on 2016-05-14 (27 days ago) InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release i386 (20160420.1) IpRoute: default via 192.168.100.1 dev wlp2s0 proto static metric 600 169.254.0.0/16 dev wlp2s0 scope link metric 1000 192.168.100.0/24 dev wlp2s0 proto kernel scope link src 192.168.100.8 metric 600 NetworkManager.state: [main] NetworkingEnabled=true WirelessEnabled=true WWANEnabled=true SourcePackage: network-manager UpgradeStatus: No upgrade log present (probably fresh install) nmcli-con: NAME UUID TYPE TIMESTAMP TIMESTAMP-REAL AUTOCONNECT AUTOCONNECT-PRIORITY READONLY DBUS-PATH ACTIVE DEVICE STATE ACTIVE-PATH HUAWEI-KpW2 3a8b63e2-b64e-4e64-b374-4fd453ccf5ec 802-11-wireless 1465649643 Sat 11 Jun 2016 15:54:03 MSK yes 0 no /org/freedesktop/NetworkManager/Settings/1 yes wlp2s0 activated /org/freedesktop/NetworkManager/ActiveConnection/2 Wired connection 1 32e99c74-fafd-483a-aa6f-745655ff5e9f 802-3-ethernet 1465646919 Sat 11 Jun 2016 15:08:39 MSK yes 4294966297 no /org/freedesktop/NetworkManager/Settings/2 no -- -- -- nmcli-dev: DEVICE TYPE STATE DBUS-PATH CONNECTION CON-UUID CON-PATH wlp2s0 wifi connected /org/freedesktop/NetworkManager/Devices/2 HUAWEI-KpW2 3a8b63e2-b64e-4e64-b374-4fd453ccf5ec /org/freedesktop/NetworkManager/ActiveConnection/2 enp1s0 ethernet unavailable /org/freedesktop/NetworkManager/Devices/1 -- -- -- lo loopback unmanaged /org/freedesktop/NetworkManager/Devices/0 -- -- -- nmcli-nm: Error: command ['nmcli', '-f', 'all', 'nm'] failed with exit code 2: Error: Object 'nm' is unknown, try 'nmcli help'. 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