Error:

docker-machine aws ec2 unable to query docker version certificate is valid for

Possible solutions: Any combo that would regenerate the certificates...

• docker-machine regenerate-certs -f
• docker-machine provision
• docker-machine regenerate-certs <machine_name>
• docker-machine kill <machine_name> && docker-machine create <machine_name>
• docker-machine upgrade <machine_name>

Some people suggest that you --tlsveify=fase