docker-machine: no machine name, no “default” exists

Question

I downloaded and installed Docker for Windows 1.12.1 which in turn installed the docker-machine and docker-compose. I did not install \"Docker Toolbox\" since its a duplicate of

Answer 1

Docker Machine is a tool that lets you install Docker Engine on virtual hosts

Docker machine just like building docker on a Vm, so first you have to create a Vm, in your case:

docker-machine create default