This looks a lot like a hardware issue, but we should look into it more: Setting up grub-efi-amd64-signed (1.110+2.02+dfsg1-5ubuntu8) ... Installation pour la plate-forme x86_64-efi. Could not add entry to BootOrder: Interrupted system call grub-install : erreur : efibootmgr failed to register the boot entry: Aucun périphérique ou adresse. dpkg: error processing package grub-efi-amd64-signed (--configure):
Could you please run 'sudo grub-install -v' and report here with the output? ** Tags added: uefi-syscall -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799226 Title: package grub-efi-amd64-signed 1.110+2.02+dfsg1-5ubuntu8 failed to install/upgrade: 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/grub2-signed/+bug/1799226/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
