The error in your dpkg log is: Setting up grub-efi-amd64-signed (1.128.2+2.04-1ubuntu12.2) ... Installation pour la plate-forme x86_64-efi. grub-install : attention : Cannot set EFI variable Boot0000. grub-install : attention : efivarfs_set_variable: writing to fd 7 failed: Argument invalide. grub-install : attention : _efi_set_variable_mode: ops->set_variable() failed: Argument invalide. grub-install : erreur : failed to register the EFI boot entry: Argument invalide. dpkg: error processing package grub-efi-amd64-signed (--configure): installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 1
Unfortunately this indicates there was a problem with grub trying to talk to your UEFI firmware in order to register Ubuntu as a boot option. Please attach the output of the command 'sudo efibootmgr -v'. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1868228 Title: package grub-efi-amd64-signed 1.128.2+2.04-1ubuntu12.2 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/1868228/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
