OK, I was finally able to reproduce this. It's a combination of using encrypted backups and trying to restore to a system file that requires sudo. As a workaround, if you restore to a folder that your user owns, you shouldn't be prompted for your system password, so you shouldn't hit this.
OK, I was finally able to reproduce this. It's a combination of using encrypted backups and trying to restore to a system file that requires sudo. As a workaround, if you restore to a folder that your user owns, you shouldn't be prompted for your system password, so you shouldn't hit this.
But I've got a real fix coming up.