Public bug reported: I have updated from 16.x to 18.x to 20.x server. I have noticed that some have the issue resolved, but I haven't been able to.
Os version: Description: Ubuntu 20.04.1 LTS Release: 20.04 grub-efi-amd64-signed: Installed: 1.142.6+2.04-1ubuntu26.4 Candidate: 1.142.6+2.04-1ubuntu26.4 Version table: *** 1.142.6+2.04-1ubuntu26.4 500 500 http://ubuntu.mirrors.ovh.net/ubuntu focal-updates/main amd64 Packages 100 /var/lib/dpkg/status 1.142.4+2.04-1ubuntu26.2 500 500 http://security.ubuntu.com/ubuntu focal-security/main amd64 Packages 1.142+2.04-1ubuntu26 500 500 http://ubuntu.mirrors.ovh.net/ubuntu focal/main amd64 Packages I have tried this, but I don't have a semicolon https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/1871963/comments/7 I have tried this as well, but the same: https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/1871963/comments/13 Here is the error: Setting up grub-efi-amd64-signed (1.142.6+2.04-1ubuntu26.4) ... dpkg: error processing package grub-efi-amd64-signed (--configure): installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1 Errors were encountered while processing: grub-efi-amd64-signed E: Sub-process /usr/bin/dpkg returned an error code (1) ** Affects: dpkg (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1901477 Title: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/1901477/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs