installer crashed while installing with custom partitioning scheme

[Norbert]

Installer crashed while installing with custom partitioning scheme.
GRUB is not installed. The rootfs planned to be in /dev/sda1 .

ProblemType: Bug
DistroRelease: Ubuntu 20.10
Package: ubiquity 20.10.8
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: 2.20.11-0ubuntu42
Architecture: amd64
CasperMD5CheckResult: pass
CasperVersion: 1.452
Date: Sat Jul 11 11:30:20 2020
InstallCmdLine: BOOT_IMAGE=/casper/vmlinuz file=/cdrom/preseed/ubuntu-mate.seed maybe-ubiquity quiet splash ---
LiveMediaBuild: Ubuntu-MATE 20.10 "Groovy Gorilla" - Alpha amd64 (20200711)
ProcEnviron:
 LANGUAGE=en_US.UTF-8
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 LC_NUMERIC=C.UTF-8
SourcePackage: grub-installer
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu QA Website (ubuntuqa)]

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/1887221

[Launchpad Janitor (janitor)]

This bug was fixed in the package ubuntu-mate-meta - 1.266.1

---------------
ubuntu-mate-meta (1.266.1) groovy; urgency=medium

  * Refreshed dependencies
  * Added btrfs-progs to live. (LP: #1887221)
  * Dropped riscv64.

 -- Martin Wimpress <email address hidden> Wed, 02 Sep 2020 17:39:14 +0100