Certbot 0.37.2 has been released.
A full account of what led to this change can be found at https://github.com/certbot/certbot/issues/7322 – major thanks to everyone here on the forums and over email who helped us figure out this issue!
The changelog for the release is:
0.37.2 - 2019-08-21
- Stop disabling TLS session tickets in Nginx as it caused TLS failures on
some systems.
More details about these changes can be found on our GitHub repo.