Force renewing SSL error

[SaliVan]

$ management/ssl_certificates.py -v domain.com
> Reading account key from /home/user-data/ssl/lets_encrypt/account.pem.
> Validating existing account saved to /home/user-data/ssl/lets_encrypt/registration.json.
> Requesting new challenges for domain.com.
> Validation file is not present --- a file must be installed on the web server.
> Reading account key from /home/user-data/ssl/lets_encrypt/account.pem.
> Validating existing account saved to /home/user-data/ssl/lets_encrypt/registration.json.
> Reusing existing challenges for domain.com.
> Submitting challenge response file at http://domain.com/.well-known/acme-challenge/****************************.

A TLS certificate was requested for: domain.com.
We have to wait 60 seconds for the certificate to be issued...
We have to wait 50 seconds for the certificate to be issued...
We have to wait 40 seconds for the certificate to be issued...
We have to wait 30 seconds for the certificate to be issued...
We have to wait 20 seconds for the certificate to be issued...
We have to wait 10 seconds for the certificate to be issued...
> Reading account key from /home/user-data/ssl/lets_encrypt/account.pem.
> Validating existing account saved to /home/user-data/ssl/lets_encrypt/registration.json.
> Reusing existing challenges for domain.com.
> The challenges for domain.com have been accepted.
> Generating a new certificate signing request.
> Requesting a certificate.
A TLS certificate was successfully installed for domain.com.
Exception ignored in: <bound method ClientNetwork.__del__ of <acme.client.ClientNetwork object at 0x7fdd7dfaf4e0>>
Traceback (most recent call last):
  File "/usr/local/lib/python3.4/dist-packages/acme/client.py", line 534, in __del__
    self.session.close()
  File "/usr/local/lib/python3.4/dist-packages/requests/sessions.py", line 689, in close
    for v in self.adapters.values():
  File "/usr/lib/python3.4/_collections_abc.py", line 512, in __iter__
    for key in self._mapping:
  File "/usr/lib/python3.4/collections/__init__.py", line 91, in __iter__
    curr = root.next
ReferenceError: weakly-referenced object no longer exists