Thank you for taking the time to report this bug and helping to make Ubuntu better. The relevant dpkg terminal log says:
running python rtupdate hooks for python3.6... [Errno 2] No such file or directory: '/usr/lib/x86_64-linux-gnu/gedit/plugins/externaltools/__init__.py' [Errno 2] No such file or directory: '/usr/lib/x86_64-linux-gnu/gedit/plugins/externaltools/library.py' [Errno 2] No such file or directory: '/usr/lib/x86_64-linux-gnu/gedit/plugins/externaltools/linkparsing.py' [Errno 2] No such file or directory: '/usr/lib/x86_64-linux-gnu/gedit/plugins/externaltools/manager.py' [Errno 2] No such file or directory: '/usr/lib/x86_64-linux-gnu/gedit/plugins/externaltools/outputpanel.py' error running python rtupdate hook gedit -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to python3-defaults in Ubuntu. https://bugs.launchpad.net/bugs/1792738 Title: package python3 3.6.3-0ubuntu3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 4 Status in python3-defaults package in Ubuntu: Confirmed Bug description: system notify me about the error during OS update process. ProblemType: Package DistroRelease: Ubuntu 17.10 Package: python3 3.6.3-0ubuntu3 ProcVersionSignature: Ubuntu 4.13.0-46.51-generic 4.13.16 Uname: Linux 4.13.0-46-generic x86_64 NonfreeKernelModules: nvidia_uvm nvidia ApportVersion: 2.20.7-0ubuntu3.9 AptOrdering: google-chrome-stable:amd64: Install NULL: ConfigurePending Architecture: amd64 Date: Sat Sep 15 22:11:01 2018 ErrorMessage: subprocess installed post-installation script returned error exit status 4 InstallationDate: Installed on 2018-03-24 (175 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20180105.1) Python3Details: /usr/bin/python3.6, Python 3.6.3, python3-minimal, 3.6.3-0ubuntu3 PythonDetails: /usr/bin/python2.7, Python 2.7.14, python-minimal, 2.7.14-2ubuntu1 RelatedPackageVersions: dpkg 1.18.24ubuntu1 apt 1.5.2 SourcePackage: python3-defaults Title: package python3 3.6.3-0ubuntu3 failed to install/upgrade: subprocess installed post-installation script returned error exit status 4 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/python3-defaults/+bug/1792738/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp