One point to add: If disk1(/dev/sda in attached report) is removed from setup, OS installation works.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1877432 Title: Ubuntu 20.04 installation fails in presence of a disk which has some pre-installed OS To manage notifications about this bug go to: https://bugs.launchpad.net/subiquity/+bug/1877432/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs