[Bug 1899780] Re: software-properties-gtk crashed with TypeError in new_init(): could not convert value for property `transient_for' from DialogCacheOutdated to GtkWindow

[Sebastien Bacher]

*** This bug is a duplicate of bug 1858168 ***
    https://bugs.launchpad.net/bugs/1858168

** This bug has been marked a duplicate of bug 1858168
   Ubuntu 19.10 after updating the "Other Software" tab in "Software & Updates" the "cache refresh" hangs

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https://bugs.launchpad.net/bugs/1899780

Title:
  software-properties-gtk crashed with TypeError in new_init(): could
  not convert value for property `transient_for' from
  DialogCacheOutdated to GtkWindow

Status in software-properties package in Ubuntu:
  New

Bug description:
  :~$ lsb_release -rd
  Description:    Ubuntu 20.04.1 LTS
  Release:        20.04

  
  :~$ apt-cache policy software-properties-gtk
  software-properties-gtk:
    Installed: 0.98.9.2
    Candidate:  0.98.9.2
    Table version:
   *** 0.98.9.2 500
          500 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 Packages
          500 http://archive.ubuntu.com/ubuntu focal-updates/main i386 Packages
          500 http://archive.ubuntu.com/ubuntu focal-security/main amd64 Packages
          500 http://archive.ubuntu.com/ubuntu focal-security/main i386 Packages
          100 /var/lib/dpkg/status
       0.98.9 500
          500 http://archive.ubuntu.com/ubuntu focal/main amd64 Packages
          500 http://archive.ubuntu.com/ubuntu focal/main i386 Packages

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: software-properties-gtk 0.98.9.2
  ProcVersionSignature: Ubuntu 5.4.0-51.56-generic 5.4.65
  Uname: Linux 5.4.0-51-generic x86_64
  ApportVersion: 2.20.11-0ubuntu27.9
  Architecture: amd64
  CasperMD5CheckResult: skip
  CurrentDesktop: LXQt
  Date: Wed Oct 14 14:49:36 2020
  PackageArchitecture: all
  SourcePackage: software-properties
  UpgradeStatus: No upgrade log present (probably fresh install)

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