error during connect: This error may indicate that the docker daemon is not running.: Post http://%2F%2F.%2Fpipe%2Fdocker_engine/v1.24/build?buildargs=%7B%7D&cachefrom=%5B%5D&cgroupparent= code example

Example: error during connect: Get http://%2F%2F.%2Fpipe%2Fdocker_engine/v1.40/images/json:

docker-machine env --shell cmd default