I'm going to go ahead and close this. I can't reproduce it, on VMs or on the hardware where I encountered it. I must have fat-fingered something. Sorry for the noise.
** Changed in: netplan.io (Ubuntu) Status: Incomplete => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1789119 Title: conversion from netplan to ifupdown broken To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/netplan.io/+bug/1789119/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs