Local Machine does not start

Flywheel is stuck with the message ‘Starting Local Machine’.
I’m using Local by Flywheel version 2.2.4 with Windows 7.
The log is hereafter :
Jun 29, 2018, 5:19 PM GMT-10 - info: [main/index] Existing Pressmatic data does not exist.
Jun 29, 2018, 5:19 PM GMT-10 - info: [main/check-system] Check System: Docker Machine:
{ stdout: ‘Stopped\n’, stderr: ‘’ }
Jun 29, 2018, 5:19 PM GMT-10 - info: [renderer/CheckEnvPage] Check system promise response:
[ undefined, ‘machine-halted’ ]

Please HELP !!!