{"action":"opened","issue":{"url":"https://api.github.com/repos/docker/machine/issues/2123","labels_url":"https://api.github.com/repos/docker/machine/issues/2123/labels{/name}","comments_url":"https://api.github.com/repos/docker/machine/issues/2123/comments","events_url":"https://api.github.com/repos/docker/machine/issues/2123/events","html_url":"https://github.com/docker/machine/issues/2123","id":114199754,"number":2123,"title":"After upgrade to v0.5.0-rc4, Docker machine breaks on Windows 7","user":{"login":"kunalkushwaha","id":2758433,"avatar_url":"https://avatars.githubusercontent.com/u/2758433?v=3","gravatar_id":"","url":"https://api.github.com/users/kunalkushwaha","html_url":"https://github.com/kunalkushwaha","followers_url":"https://api.github.com/users/kunalkushwaha/followers","following_url":"https://api.github.com/users/kunalkushwaha/following{/other_user}","gists_url":"https://api.github.com/users/kunalkushwaha/gists{/gist_id}","starred_url":"https://api.github.com/users/kunalkushwaha/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kunalkushwaha/subscriptions","organizations_url":"https://api.github.com/users/kunalkushwaha/orgs","repos_url":"https://api.github.com/users/kunalkushwaha/repos","events_url":"https://api.github.com/users/kunalkushwaha/events{/privacy}","received_events_url":"https://api.github.com/users/kunalkushwaha/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-10-30T04:59:23Z","updated_at":"2015-10-30T04:59:23Z","closed_at":null,"body":"I upgraded to ``v0.5.0-rc4`` on windows7 with VirtualBox.\r\n\r\nWhen I launch ``docker-quickstart-terminal`` or try to do any operation with ``docker-machine`` it results into following Warning.\r\n\r\n```\r\nWARNING >>> Error attempting heartbeat call to plugin server: rpc: can't find method RpcServerDriver.Heartbeat\r\n\r\n```\r\n\r\nDid I missed anything while upgrade?"}}