"The config profile () could not be found", why?

[vitaly-zdanevich]

Log end:

TASK [cloud-ec2 : Get regions] ******************************************************
fatal: [localhost]: FAILED! => {"changed": false, "msg": "The config profile () could not be found"}

TASK [include_tasks] ****************************************************************
included: /home/vitaly/p/algo-meetup/playbooks/rescue.yml for localhost

TASK [debug] ************************************************************************
ok: [localhost] => {
    "fail_hint": [
        "Sorry, but something went wrong!",
        "Please check the troubleshooting guide.",
        "https://trailofbits.github.io/algo/troubleshooting.html"
    ]
}

TASK [Fail the installation] ********************************************************
fatal: [localhost]: FAILED! => {"changed": false, "msg": "Failed as requested from task"}

PLAY RECAP **************************************************************************
localhost                  : ok=30   changed=1    unreachable=0    failed=1    skipped=1    rescued=1    ignored=0