Ansible provisioning ERROR! Using a SSH password instead of a key is not possible

Question

I would like to provision with my three nodes from the last one by using Ansible.

My host machine is Windows 10.

My Vagrantfile looks like:

Answer 1

I'm using Ansible version 2.6.2 and solution with host_key_checking = false doesn't work.

Adding environment variable export ANSIBLE_HOST_KEY_CHECKING=False skipping fingerprint check.