The letsencrypt certificate expired and didn’t automatically renew. Deletinng (moving) the directory under /etc/letsencrypt/accounts/acme-v02.api.letsencrypt.org/directory didn’t help. Obtaining a new certificate didn’t work.
Failed to obtain certificate for domain xxxx: Saving debug log to /var/log/letsencrypt/letsencrypt.log Plugins selected: Authenticator webroot, Installer None Obtaining a new certificate Performing the following challenges: http-01 challenge for ubuntudigilab.freedombox.rocks Using the webroot path /var/www/html for all unmatched domains. Waiting for verification… Cleaning up challenges Failed authorization procedure. xxxx (http-01): urn:ietf:params:acme:error:connection :: The server could not connect to the client to verify the domain :: Fetching http://xxxx/.well-known/acme-challenge/9C9nObga-MR_xxxx: Error getting validation data
The freedombox is plugged into the router.
The letsencrypt certificate has worked until it expired.
Running Debian GNU/Linux 10 (buster) and FreedomBox version 20.11. FreedomBox is up to date.
How to proceed?