[Bug 2051868] ProcEnviron.txt

[Kicey Scream]

apport information

** Attachment added: "ProcEnviron.txt"
   https://bugs.launchpad.net/bugs/2051868/+attachment/5744107/+files/ProcEnviron.txt

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Title:
  Run into error when parsing something as json.

Status in update-manager package in Ubuntu:
  New

Bug description:
  Log from terminal:
  ~$ update-manager
  Traceback (most recent call last):
    File "/usr/lib/python3/dist-packages/UpdateManager/backend/InstallBackendAptdaemon.py", line 448, in _on_finished
      self._action_done(action,
    File "/usr/lib/python3/dist-packages/UpdateManager/backend/__init__.py", line 365, in _action_done
      self.window_main.start_available()
    File "/usr/lib/python3/dist-packages/UpdateManager/UpdateManager.py", line 241, in start_available
      self.refresh_cache()
    File "/usr/lib/python3/dist-packages/UpdateManager/UpdateManager.py", line 459, in refresh_cache
      self._get_ua_security_status()
    File "/usr/lib/python3/dist-packages/UpdateManager/UpdateManager.py", line 285, in _get_ua_security_status
      s = json.load(p.stdout)
    File "/usr/lib/python3.10/json/__init__.py", line 293, in load
      return loads(fp.read(),
    File "/usr/lib/python3.10/json/__init__.py", line 346, in loads
      return _default_decoder.decode(s)
    File "/usr/lib/python3.10/json/decoder.py", line 337, in decode
      obj, end = self.raw_decode(s, idx=_w(s, 0).end())
    File "/usr/lib/python3.10/json/decoder.py", line 355, in raw_decode
      raise JSONDecodeError("Expecting value", s, err.value) from None
  json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
  --- 
  ProblemType: Bug
  ApportVersion: 2.20.11-0ubuntu82.5
  Aptdaemon:
   
  Architecture: amd64
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  DistroRelease: Ubuntu 22.04
  DpkgHistoryLog.txt:
   Start-Date: 2024-02-01  00:37:44
   Commandline: apt install ./linuxqq_3.2.5-21159_amd64.deb
   Requested-By: kicey (1000)
   Upgrade: linuxqq:amd64 (3.2.5-20811, 3.2.5-21159)
   End-Date: 2024-02-01  00:37:49
  InstallationDate: Installed on 2022-11-15 (443 days ago)
  InstallationMedia: Ubuntu 22.04.1 LTS "Jammy Jellyfish" - Release amd64 (20220809.1)
  NonfreeKernelModules: wl
  Package: update-manager 1:22.04.18
  PackageArchitecture: all
  ProcVersionSignature: Ubuntu 6.5.0-15.15~22.04.1-generic 6.5.3
  Tags:  wayland-session jammy
  Uname: Linux 6.5.0-15-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm cdrom dip docker libvirt lpadmin lxd plugdev sambashare sudo
  _MarkForUpload: True

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