could not read CA certificate "C:\\Users\\user\\.docker\\machine\\machines\\default\\ca.pem": open C:\Users\user\.docker\machine\machines\default\ca.pem: The system cannot find the path specified.
有人遇到这个问题么？怎么解？
https://forums.docker.com/t/initial-install-of-docker-for-mac-could-not-read-ca-certificate/9170/6