That is a bit puzzling, but one possible way to ensure ecryptfs-utils stays installed is to make it a depends of adduser instead of a recommends.
-- ecryptfs-utils failed to upgrade (prerm ERROR: Cannot remove ecryptfs-utils, as it appears to be in use) https://bugs.launchpad.net/bugs/516417 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs