The Ubuntu Release Notes,
https://wiki.ubuntu.com/FocalFossa/ReleaseNotes#Installer_and_live_session,
mention an issue with nouveau crashing during the installation process.
You might take a look at those and see if the work around helps you out.
** Package changed: ubuntu-release-upgrader (Ubuntu
** Package changed: ubuntu => ubuntu-release-upgrader (Ubuntu)
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https://bugs.launchpad.net/bugs/1875266
Title:
Installation of 20.04 fails with a kernel bug
To manage notifications abo
The bug report was submitted from a different machine than the one the
installation failed on.
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https://bugs.launchpad.net/bugs/1875266
Title:
Installation of 20.04 fails with a kernel
