Also, see if this helps?
https://askubuntu.com/questions/1032905/ubi-partman-failed-with-exit-code-10-ubuntu-18-04#1032994
Also, see if this helps?
https:/ /askubuntu. com/questions/ 1032905/ ubi-partman- failed- with-exit- code-10- ubuntu- 18-04#1032994