Errors were encountered while processing: tex-common texlive-latex-base texlive-latex-base-doc E: Sub-process /usr/bin/dpkg returned an error code (1)

[noel taylor]

while trying to upgrade i get a message saying not enough disk space.
so i typed in 'sudo apt-get autoremove.
After clearing most of the old packages the error message appeared:
                    Errors were encountered while processing:
 tex-common
 texlive-latex-base
 texlive-latex-base-doc
E: Sub-process /usr/bin/dpkg returned an error code (1)

ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: ubuntu-release-upgrader-core 1:16.04.25
ProcVersionSignature: Ubuntu 4.4.0-122.146-generic 4.4.117
Uname: Linux 4.4.0-122-generic i686
NonfreeKernelModules: nvidia_uvm nvidia
ApportVersion: 2.20.1-0ubuntu2.17
Architecture: i386
CrashDB: ubuntu
CurrentDesktop: Unity
Date: Mon Sep 17 12:15:12 2018
InstallationDate: Installed on 2011-07-10 (2626 days ago)
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
PackageArchitecture: all
ProcEnviron:
 LANGUAGE=en_GB:en
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
SourcePackage: ubuntu-release-upgrader
Symptom: dist-upgrade
UpgradeStatus: Upgraded to xenial on 2018-09-17 (0 days ago)
VarLogDistupgradeTermlog:

[noel taylor (noelt)]

What now?