I think that you will find that using `snap ack...` is the right thing to do. I didn't test this manually but the use of `--dangerous` creates quite a different environment than without it.
** Changed in: snapd Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1891259 Title: snap installation with core18 fails at 'Ensure prerequisites for "etcd" are available' in air-gapped environments To manage notifications about this bug go to: https://bugs.launchpad.net/charm-etcd/+bug/1891259/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs