Preparing to unpack .../bazel_0.12.0_amd64.deb ... Unpacking bazel (0.12.0) over (0.11.1) ... Preparing to unpack .../libxnvctrl0_396.18-0ubuntu0~gpu16.04.1_amd64.deb ... Unpacking libxnvctrl0:amd64 (396.18-0ubuntu0~gpu16.04.1) over (390.48-0ubuntu0~gpu16.04.1) ... Preparing to unpack .../nvidia-settings_396.18-0ubuntu0~gpu16.04.1_amd64.deb ... Unpacking nvidia-settings (396.18-0ubuntu0~gpu16.04.1) over (390.48-0ubuntu0~gpu16.04.1) ... Processing triggers for libc-bin (2.23-0ubuntu10) ... Processing triggers for bamfdaemon (0.5.3~bzr0+16.04.20180209-0ubuntu1) ... Rebuilding /usr/share/applications/bamf-2.index... Processing triggers for desktop-file-utils (0.22-1ubuntu5.1) ... Processing triggers for gnome-menus (3.13.3-6ubuntu3.1) ... Processing triggers for mime-support (3.59ubuntu1) ... Processing triggers for man-db (2.7.5-1) ... Setting up core-network-daemon (4.8-1) ... Job for core-daemon.service failed because the control process exited with error code. See "systemctl status core-daemon.service" and "journalctl -xe" for details. invoke-rc.d: initscript core-daemon, action "start" failed. ● core-daemon.service - LSB: Start the core-daemon CORE daemon at boot time Loaded: loaded (/etc/init.d/core-daemon; bad; vendor preset: enabled) Active: failed (Result: exit-code) since Thu 2018-04-12 12:23:38 IST; 7ms ago Docs: man:systemd-sysv-generator(8) Process: 13531 ExecStart=/etc/init.d/core-daemon start (code=exited, status=2) Apr 12 12:23:38 mobiustrip-Inspiron-3543 systemd[1]: Starting LSB: Start the ... Apr 12 12:23:38 mobiustrip-Inspiron-3543 core-daemon[13531]: * Starting core... Apr 12 12:23:38 mobiustrip-Inspiron-3543 core-daemon[13531]: start-stop-daemo... Apr 12 12:23:38 mobiustrip-Inspiron-3543 core-daemon[13531]: ...fail! Apr 12 12:23:38 mobiustrip-Inspiron-3543 systemd[1]: core-daemon.service: Con... Apr 12 12:23:38 mobiustrip-Inspiron-3543 systemd[1]: Failed to start LSB: Sta... Apr 12 12:23:38 mobiustrip-Inspiron-3543 systemd[1]: core-daemon.service: Uni... Apr 12 12:23:38 mobiustrip-Inspiron-3543 systemd[1]: core-daemon.service: Fai... Hint: Some lines were ellipsized, use -l to show in full. dpkg: error processing package core-network-daemon (--configure): subprocess installed post-installation script returned error exit status 1