[Bug 1902675] Re: package shim-signed 1.40.4+15+1552672080.a4a1fbe-0ubuntu2 failed to install/upgrade: dependency problems - leaving triggers unprocessed

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** Tags removed: need-duplicate-check

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https://bugs.launchpad.net/bugs/1902675

Title:
  package shim-signed 1.40.4+15+1552672080.a4a1fbe-0ubuntu2 failed to
  install/upgrade: dependency problems - leaving triggers unprocessed

Status in shim-signed package in Ubuntu:
  New

Bug description:
  This bug started when i tried to install an Opencv package called
  "opencv2/nonfree/nonfree.hpp" for C++. I tried installing following
  the package following the steps in the answer in this thread
  "https://stackoverflow.com/questions/28525810/fatal-error-opencv2
  -nonfree-nonfree-hpp-no-such-file-or-directory". I have Opencv version
  4.2 installed.

  ProblemType: Package
  DistroRelease: Ubuntu 20.04
  Package: shim-signed 1.40.4+15+1552672080.a4a1fbe-0ubuntu2
  ProcVersionSignature: Ubuntu 5.4.0-48.52-generic 5.4.60
  Uname: Linux 5.4.0-48-generic x86_64
  .proc.sys.kernel.moksbstate_disabled: Error: [Errno 2] No such file or directory: '/proc/sys/kernel/moksbstate_disabled'
  ApportVersion: 2.20.11-0ubuntu27.10
  Architecture: amd64
  BootEFIContents:
   BOOTX64.CSV
   grub.cfg
   grubx64.efi
   mmx64.efi
   shimx64.efi
  CasperMD5CheckResult: skip
  Date: Mon Nov  2 16:16:53 2020
  ErrorMessage: dependency problems - leaving triggers unprocessed
  InstallationDate: Installed on 2020-09-22 (41 days ago)
  InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
  Python3Details: /usr/bin/python3.8, Python 3.8.5, python3-minimal, 3.8.2-0ubuntu2
  PythonDetails: /usr/bin/python2.7, Python 2.7.18, python-is-python2, 2.7.17-4
  RelatedPackageVersions:
   dpkg 1.19.7ubuntu3
   apt  2.0.2ubuntu0.1
  SecureBoot: 6   0   0   0   1
  SourcePackage: shim-signed
  Title: package shim-signed 1.40.4+15+1552672080.a4a1fbe-0ubuntu2 failed to install/upgrade: dependency problems - leaving triggers unprocessed
  UpgradeStatus: No upgrade log present (probably fresh install)

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