I was able to notice during the installation of the bastion I had to reinstall a machine which had to carry the same name and same IP and when I wanted to connect me via the warpgate that blocked has all the blow when I was able to notice that the table know host still contained the old key of the preceding machine it would be necessary to remove it at the time of the suppression of the machine on the Web interface and I am on the version v0.12.0