Errno 5 Input output error

[Gang Wang]

The installer encountered an error copying files to the hard disk.

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubiquity 18.04.14.6
ProcVersionSignature: Ubuntu 4.15.0-29.31-generic 4.15.18
Uname: Linux 4.15.0-29-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
CasperVersion: 1.394
CurrentDesktop: ubuntu:GNOME
Date: Thu Jan 24 22:55:38 2019
InstallCmdLine: initrd=initrd.lz file=/cdrom/preseed/ubuntu.seed boot=casper quiet splash --- debian-installer/custom-installation=/custom find_preseed=/preseed.cfg auto preseed/file=/floppy/preseed.cfg automatic-ubiquity noprompt priority=critical locale=en_US console-setup/modelcode=evdev BOOT_IMAGE=vmlinuz
LiveMediaBuild: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725)
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 LC_NUMERIC=C.UTF-8
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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

[Brian Murray (brian-murray)]

This likely has something to do with the issue:

Jan 25 06:50:48 ubuntu systemd[1]: Reached target Multi-User System.
Jan 25 06:51:10 ubuntu kernel: [ 116.868736] SQUASHFS error: zlib decompression failed, data probably corrupt
Jan 25 06:51:10 ubuntu kernel: [ 116.868740] SQUASHFS error: squashfs_read_data failed to read block 0x3e43e04f
Jan 25 06:51:10 ubuntu kernel: [ 116.869473] SQUASHFS error: zlib decompression failed, data probably corrupt
Jan 25 06:51:10 ubuntu kernel: [ 116.869475] SQUASHFS error: squashfs_read_data failed to read block 0x3e43e04f

Please try downloading the iso again and reinstalling.

[Launchpad Janitor (janitor)]

[Expired for ubiquity (Ubuntu) because there has been no activity for 60 days.]