upgrade failed to install

[Ernest Dodds]

Upgrade manager failed to install. Here is the terminal script.

emd@emd-HP-255-G3-Notebook-PC:~$ ubuntu-bug ubuntu-release-upgrader-core
emd@emd-HP-255-G3-Notebook-PC:~$ [3501:3501:0215/214558.303459:ERROR:gpu_process_transport_factory.cc(1009)] Lost UI shared context.
[3501:3501:0215/214603.693221:ERROR:navigation_entry_screenshot_manager.cc(135)] Invalid entry with unique id: 1
[1:24:0215/214908.146786:ERROR:adm_helpers.cc(73)] Failed to query stereo recording.

I'm using Ubuntu 16.04 LTS

I ran software updater and expected an update to install. The system reported a problem and suggested a partial upgrade. However, this also failed.

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubuntu-release-upgrader-core 1:16.04.23
ProcVersionSignature: Ubuntu 4.13.0-32.35~16.04.1-generic 4.13.13
Uname: Linux 4.13.0-32-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.15
Architecture: amd64
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Thu Feb 15 21:44:45 2018
InstallationDate: Installed on 2018-02-06 (9 days ago)
InstallationMedia: Ubuntu 16.04.3 LTS "Xenial Xerus" - Release amd64 (20170801)
PackageArchitecture: all
SourcePackage: ubuntu-release-upgrader
UpgradeStatus: No upgrade log present (probably fresh install)
VarLogDistupgradeTermlog: