[Bug 1826703] Re: Could not prepare Boot variable: Function not implemented

[ar barzh paour]

the same for me
jpb at jpb-HP-ProBook-4710s:~$ sudo efibootmgr  --create --disk  /dev/sda   --part  7  --label  "grububuntu"  --loader   "\efi\ubuntu\grubx64.efi"
[sudo] Mot de passe de jpb : 
Could not prepare Boot variable: Function not implemented
jpb at jpb-HP-ProBook-4710s:~$ uname -a && lsb_release -a
Linux jpb-HP-ProBook-4710s 5.8.0-43-generic #49~20.04.1-Ubuntu SMP Fri Feb 5 09:57:56 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 20.04.2 LTS
Release:	20.04
Codename:	focal
jpb at jpb-HP-ProBook-4710s:~$ sudo fdisk -l /dev/sda
Disque /dev/sda : 232,91 GiB, 250059350016 octets, 488397168 secteurs
Disk model: Samsung SSD 860 
Unités : secteur de 1 × 512 = 512 octets
Taille de secteur (logique / physique) : 512 octets / 512 octets
taille d'E/S (minimale / optimale) : 512 octets / 512 octets
Type d'étiquette de disque : dos
Identifiant de disque : 0xde2df8d4

Périphérique Amorçage     Début       Fin  Secteurs Taille Id Type
/dev/sda1                  2048  58593279  58591232    28G 83 Linux
/dev/sda2              58593280 120032733  61439454  29,3G 83 Linux
/dev/sda3             120033280 222433279 102400000  48,8G 83 Linux
/dev/sda4             222435326 352850239 130414914  62,2G  5 Étendue
/dev/sda5             222435328 232675327  10240000   4,9G 83 Linux
/dev/sda6             232677376 310800383  78123008  37,3G 83 Linux
/dev/sda7    *        310802432 310904831    102400    50M ef EFI (FAT-12/16/32)
/dev/sda8             310906880 352850239  41943360    20G 83 Linux
jpb at jpb-HP-ProBook-4710s:~$ efibootmgr -v
BootCurrent: 0005
Timeout: 0 seconds
BootOrder: 0005,0000,0001,0003
Boot0000* Optical Disk Drive	BBS(CDROM,�,0x0).......................................................................
Boot0001* Notebook Hard Drive	BBS(HD,�,0x0).......................................................................
Boot0002* Notebook Ethernet	BBS(128,�,0x0)........................>..............................................
Boot0003* Notebook Ethernet	BBS(128,�,0x0)........................>..............................................
Boot0004* USB Hard Drive	BBS(HD,�,0x900).......................................................................
Boot0005* ubuntu	HD(4,MBR,0xde2df8d4,0xd4217fe,0x7c5f942)/HD(3,MBR,0x0,0x12867800,0x19000)/File(\EFI\ubuntu\shimx64.efi)
jpb at jpb-HP-ProBook-4710s:~$

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https://bugs.launchpad.net/bugs/1826703

Title:
  Could not prepare Boot variable: Function not implemented

Status in grub-installer package in Ubuntu:
  New

Bug description:
  Cannot install ubuntu 19

  ProblemType: Bug
  DistroRelease: Ubuntu 19.04
  Package: ubiquity 19.04.9
  ProcVersionSignature: Ubuntu 5.0.0-13.14-generic 5.0.6
  Uname: Linux 5.0.0-13-generic x86_64
  ApportVersion: 2.20.10-0ubuntu27
  Architecture: amd64
  CasperVersion: 1.405
  Date: Sun Apr 28 08:47:48 2019
  InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash ---
  LiveMediaBuild: Ubuntu 19.04 "Disco Dingo" - Release amd64 (20190416)
  SourcePackage: grub-installer
  UpgradeStatus: No upgrade log present (probably fresh install)

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