install ubuntu. then run boot-repair in terminal to fix this via liveusb
then try to reboot system. i fixed this and now i'm able to boot into
ubuntu 20.04.
** Description changed:
- Installed Ubuntu 20.04 on a Macbook Pro 16 inch. This error appears
- *every* time I try to install anything.
-
+ Installed Ubuntu 20.04 on a Macbook Pro 16 inch. This error appears *every*
time I try to install anything.
+ now i fixed it
ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: grub-efi-amd64-signed 1.137+2.04-1ubuntu22
ProcVersionSignature: Ubuntu 5.4.0-14.17-generic 5.4.18
Uname: Linux 5.4.0-14-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu20
Architecture: amd64
Date: Fri Mar 13 23:16:50 2020
ErrorMessage: installed grub-efi-amd64-signed package post-installation
script subprocess returned error exit status 1
Python3Details: /usr/bin/python3.8, Python 3.8.2, python3-minimal,
3.8.2-0ubuntu1
PythonDetails: N/A
RelatedPackageVersions:
- dpkg 1.19.7ubuntu2
- apt 1.9.10
+ dpkg 1.19.7ubuntu2
+ apt 1.9.10
SourcePackage: grub2-signed
Title: package grub-efi-amd64-signed 1.137+2.04-1ubuntu22 failed to
install/upgrade: installed grub-efi-amd64-signed package post-installation
script subprocess returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
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https://bugs.launchpad.net/bugs/1867409
Title:
package grub-efi-amd64-signed 1.137+2.04-1ubuntu22 failed to
install/upgrade: installed grub-efi-amd64-signed package post-
installation script subprocess returned error exit status 1
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