Ubuntu20.04 installation failed "Executing 'grub-install /dev/nvme0n1' failed"

[jackyliu]

Installation failed on grub installation step.

Executing 'grub-install /dev/nvme0n1' failed

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: ubiquity 20.04.15
ProcVersionSignature: Ubuntu 5.4.0-26.30-generic 5.4.30
Uname: Linux 5.4.0-26-generic x86_64
NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.11-0ubuntu27
Architecture: amd64
CasperMD5CheckMismatches: ./casper/filesystem.squashfs
CasperMD5CheckResult: skip
CasperVersion: 1.445
Date: Fri Apr 24 22:16:25 2020
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu.seed maybe-ubiquity quiet splash acpi=off ---
LiveMediaBuild: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Martin Siegumfeldt (msiegumfeldt)]

I am seeing this as well

[benguela (phmcasado)]

I am also experiencing this

[Sophon Tec (sophon)]

Same issue: Macbook Pro 2019, version Catalina 10.15.5, to install Ubuntu 20.04

[Martijn Nieuwland (mn7)]

Same issue for me also installing dual boot.
MacBook Pro 2018 OS Catalina 10.15.7.

Has anybody found any workaround for this yet?