[Bug 1547776] Re: package python3-distupgrade 1:15.10.14.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Brian Murray]

It looks like something had become corrupt on disk.

Setting up python3-distupgrade (1:15.10.14.4) ...
  File "/usr/lib/python3/dist-packages/DistUpgrade/GtkProgress.py", line 49
    selfwindow_fetch.get_window().set_functions(Gdk.WMFunction.MOVE)
        ^
SyntaxError: invalid syntax

dpkg: error processing package python3-distupgrade (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of ubuntu-release-upgrader-core:

Please try reinstalling the package via 'sudo apt-get install
--reinstall python3-distupgrade'.

** Changed in: ubuntu-release-upgrader (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1547776

Title:
  package python3-distupgrade 1:15.10.14.4 failed to install/upgrade:
  subprocess installed post-installation script returned error exit
  status 1

Status in ubuntu-release-upgrader package in Ubuntu:
  Incomplete

Bug description:
  I do not know.

  ProblemType: Package
  DistroRelease: Ubuntu 15.10
  Package: python3-distupgrade 1:15.10.14.4
  ProcVersionSignature: Ubuntu 4.2.0-27.32-generic 4.2.8-ckt1
  Uname: Linux 4.2.0-27-generic i686
  ApportVersion: 2.19.1-0ubuntu5
  Architecture: i386
  CrashDB: ubuntu
  Date: Fri Feb 19 23:11:05 2016
  DuplicateSignature: package:python3-distupgrade:1:15.10.14.4:subprocess installed post-installation script returned error exit status 1
  ErrorMessage: subprocess installed post-installation script returned error exit status 1
  InstallationDate: Installed on 2016-01-02 (49 days ago)
  InstallationMedia: Ubuntu-MATE 15.10 "Wily Werewolf" - Release i386 (20151021)
  PackageArchitecture: all
  RelatedPackageVersions:
   dpkg 1.18.2ubuntu5.1
   apt  1.0.10.2ubuntu1
  SourcePackage: ubuntu-release-upgrader
  Title: package python3-distupgrade 1:15.10.14.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
  UpgradeStatus: No upgrade log present (probably fresh install)

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