It looks like some changes were made to tasksel previously which need to modified again.
https://launchpadlibrarian.net/339723238/tasksel_3.34ubuntu8_3.34ubuntu9.diff.gz ** Changed in: tasksel (Ubuntu) Status: Confirmed => Triaged -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1751546 Title: the net installer doesn't install gnome-vanilla To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-gnome/+bug/1751546/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs