(default) No default Boot2Docker ISO found locally, downloading the latest release…
Error with pre-create check: “Get https://api.github.com/repos/boot2docker/boot2docker/releases/latest: read tcp 172.16. 4.109:51024->13.250.168.23:443: wsarecv: An existing connection was forcibly closed by the remote host.”
Looks like something went wrong in step ´Checking if machine default exists´… Press any key to continue… A

You can go to GitHub to find  boot2docker.iso    under Thunder, put it under C:\Users\xxxxx\.docker\machine\cache\ and reopen Docker Quickstart Terminal