The net here is, there should be a pre seeded value in seeds.rb like so: "heat_auth_encrypt_key" => SecureRandom.hex, And the param probably should be surfaced for override in the staypuft wizard
Adding blocker flag. This issue is preventing to install both layouts nova-network and neutron .
https://github.com/theforeman/staypuft/pull/109
Commit bbf71cfb809792733a4002c31006a6248e463155 has been merged on master which enables this.
This was tagged for the 0.0.12 build: https://github.com/theforeman/staypuft/commit/bbf71cfb809792733a4002c31006a6248e463155
Verified with : ruby193-rubygem-staypuft-0.0.16-1.el6ost.noarch.