Install of 19.04 failed on Lenovo Thinkpad W520

[volleyer01]

Pls see log sent

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 Aug 11 09:12:52 2019
InstallCmdLine: file=/cdrom/preseed/ubuntu.seed boot=casper initrd=/casper/initrd quiet splash ---
LiveMediaBuild: Ubuntu 19.04 "Disco Dingo" - Release amd64 (20190416)
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)

[Ubuntu Foundations Team Bug Bot (crichton)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. Reviewing your log files attached to this bug report it seems that there is a problem with your installation media (CD/DVD). You can verify the integrity of the Ubuntu ISO files you downloaded by following the instructions at https://help.ubuntu.com/community/HowToMD5SUM. You might also retry your installation with new media. In the event that is is not in fact an error with your installation media please set the bug's status back to New. Thanks and good luck!

[This is an automated message. I apologize if it reached you inappropriately; please just reply to this message indicating so.]

[volleyer01 (volleyer01)]

I was in fact installing from a USB stick which appears to be fine.
I was not installing from an optical DVD or CDROM device.
The installation seemed to go well for a while and if I recall correctly failed at the user setup stage!
Thanx for your help.