I understand your concern and I am sorry for the inconvenience caused to you by this situation!
Please share with us more information about the problem you’re having in order to help you.
If is possible please contact us at WooCommerce.com > My Account > Support.
You may need to create an account before you can access that page.
Please include a link to this forum thread.
We will be able to help you further there.
Is is ok for you, please share a copy of your site’s System Status?
You can find it on your website, via WP Admin → WooCommerce → Status. Select Get system report and then Copy for support.
Once you’ve done that, paste it here in your response.
Additionally, we’ll need the fatal errors log WP Admin → WooCommerce → Status → Logs
From the dropdown menu select the fatal error log from the date your site crashed.
The same as the status report paste it here in your response.
We’ll try to dig and look for the cause of the issue in your site.