deploy bu_workshop fails at step "Add all hosts to workdir ssh config file"

[bentterp]

TASK [Add all hosts to workdir ssh config file] ***************************************************************** fatal: [localhost]: FAILED! => {"failed": true, "msg": "The task includes an option with an undefined variable. The error was: 'dict object' has no attribute 'private_ip_address'\n\nThe error appears to have been in '/home/bent/ansible_agnostic_deployer/ansible/cloud_providers/common_ssh_config_setup.yml': line 63, column 5, but may\nbe elsewhere in the file depending on the exact syntax problem.\n\nThe offending line appears to be:\n\n\n - name: Add all hosts to workdir ssh config file\n ^ here\n"}