I was convinced I wouldn't get this error, but doing some Lubuntu 20.04.2 (daily; 2021-01-14) installs I used the "Install System" option in the menu, and this error occurred.
System was - dell [optiplex] 755 (c2d-e6850, 5gb, amd/ati radeon rv516/x1300/x1550) Manual Partioning sda9 for / (format) & sda8 for /home (no-format) ** Summary changed: - lubuntu hirsute install; calamares error + lubuntu focal hirsute install; calamares error -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1909622 Title: lubuntu focal hirsute install; calamares error To manage notifications about this bug go to: https://bugs.launchpad.net/calamares/+bug/1909622/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs