Capsule Upgrade Playbook is failing with connection error.

Solution Unverified - Updated -


  • Capsule Upgrade Playbook is failing with the below error:
    fatal: []: UNREACHABLE! => {"changed": false, "msg": "Failed to connect to the host via ssh: 
    Failed to add the host to the list of known hosts (/usr/share/foreman-proxy/.ssh/known_hosts).\r\nAuthorized uses only. All 
    activity may be monitored and reported.\nConnection to closed by remote host.\r\nConnection to 
    closed.", "unreachable": true}


  • Red Hat Satellite 6.9

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content