[Bug 1889443] Re: "ValueError: ['separator'] has no binary content" when running `apport-unpack /var/crash/...`

[Launchpad Bug Tracker]

Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: apport (Ubuntu Bionic)
       Status: New => Confirmed

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Title:
  "ValueError: ['separator'] has no binary content" when running
  `apport-unpack /var/crash/...`

Status in Apport:
  Fix Released
Status in apport package in Ubuntu:
  Fix Released
Status in apport source package in Bionic:
  Confirmed
Status in apport source package in Focal:
  Confirmed
Status in apport source package in Jammy:
  Confirmed

Bug description:
  The crash file I'm using is as-produced by the system (on groovy), and
  appears to have an empty value for separator:

  $ grep separator /var/crash/_usr_bin_neomutt.1000.crash
  separator:

  Traceback (most recent call last):
    File "/usr/bin/apport-unpack", line 77, in <module>
      pr.extract_keys(f, bin_keys, dir)
    File "/usr/lib/python3/dist-packages/problem_report.py", line 269, in extract_keys
      raise ValueError('%s has no binary content' %
  ValueError: ['separator'] has no binary content

  ProblemType: Bug
  DistroRelease: Ubuntu 20.10
  Package: apport 2.20.11-0ubuntu42
  ProcVersionSignature: Ubuntu 5.4.0-37.41-generic 5.4.41
  Uname: Linux 5.4.0-37-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair nvidia_modeset nvidia
  ApportVersion: 2.20.11-0ubuntu42
  Architecture: amd64
  CasperMD5CheckResult: skip
  CrashReports:
   640:1000:117:1620030:2020-07-29 12:16:57.045274496 -0400:2020-07-29 12:19:15.559243636 -0400:/var/crash/_usr_bin_neomutt.1000.crash
   640:1000:117:4399480:2020-07-23 10:30:21.433552906 -0400:2020-07-23 10:30:18.921508067 -0400:/var/crash/_usr_bin_pavucontrol.1000.crash
   640:1000:117:29909:2020-07-29 12:19:15.603244279 -0400:2020-07-29 12:19:15.603244279 -0400:/var/crash/_usr_bin_apport-unpack.1000.crash
  CurrentDesktop: i3
  Date: Wed Jul 29 12:22:54 2020
  InstallationDate: Installed on 2019-05-07 (448 days ago)
  InstallationMedia: Ubuntu 18.04.2 LTS "Bionic Beaver" - Release amd64 (20190210)
  PackageArchitecture: all
  SourcePackage: apport
  UpgradeStatus: Upgraded to groovy on 2020-06-22 (37 days ago)

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