Hot to fix Let's encrypt error Deserialization error: Status not recognized.

#letsencrypt #ssl

I've got an error when testing renew certification.

$sudo certbot renew --dry-run

Saving debug log to /var/log/letsencrypt/letsencrypt.log
-------------------------------------------------------------------------------
Processing /etc/letsencrypt/renewal/mydomain.com.conf
-------------------------------------------------------------------------------
Cert is due for renewal, auto-renewing...
Plugins selected: Authenticator nginx, Installer nginx
Starting new HTTPS connection (1): acme-staging-v02.api.letsencrypt.org
Renewing an existing certificate
Attempting to renew cert (mydomain.com) from /etc/letsencrypt/renewal/mydomain.com.conf produced an unexpected error: Deserialization error: Could not decode 'status' (u'ready'): Deserialization error: Status not recognized. Skipping.
All renewal attempts failed. The following certs could not be renewed:
  /etc/letsencrypt/live/mydomain.com/fullchain.pem (failure)
-------------------------------------------------------------------------------
** DRY RUN: simulating 'certbot renew' close to cert expiry
**          (The test certificates below have not been saved.)
All renewal attempts failed. The following certs could not be renewed:
  /etc/letsencrypt/live/mydomain.com/fullchain.pem (failure)
** DRY RUN: simulating 'certbot renew' close to cert expiry
**          (The test certificates above have not been saved.)
-------------------------------------------------------------------------------

At the first time, renew command finished successfully, but return errors at the second time.
This error seems to occur on certbot which version is lower than 0.25.
To fix this error update certbot package.