2019-10-18 14:35:53,525:DEBUG:certbot.error_handler:Calling registered functions
2019-10-18 14:35:53,525:INFO:certbot.auth_handler:Cleaning up challenges
2019-10-18 14:35:54,058:DEBUG:certbot.log:Exiting abnormally:
Traceback (most recent call last):
File "/bin/certbot", line 9, in <module>
load_entry_point('certbot==0.38.0', 'console_scripts', 'certbot')()
File "/usr/lib/python2.7/site-packages/certbot/main.py", line 1378, in main
return config.func(config, plugins)
File "/usr/lib/python2.7/site-packages/certbot/main.py", line 1133, in run
certname, lineage)
File "/usr/lib/python2.7/site-packages/certbot/main.py", line 121, in _get_and_save_cert
lineage = le_client.obtain_and_enroll_certificate(domains, certname)
File "/usr/lib/python2.7/site-packages/certbot/client.py", line 405, in obtain_and_enroll_certificate
cert, chain, key, _ = self.obtain_certificate(domains)
File "/usr/lib/python2.7/site-packages/certbot/client.py", line 348, in obtain_certificate
orderr = self._get_order_and_authorizations(csr.data, self.config.allow_subset_of_names)
File "/usr/lib/python2.7/site-packages/certbot/client.py", line 384, in _get_order_and_authorizations
authzr = self.auth_handler.handle_authorizations(orderr, best_effort)
File "/usr/lib/python2.7/site-packages/certbot/auth_handler.py", line 90, in handle_authorizations
self._poll_authorizations(authzrs, max_retries, best_effort)
File "/usr/lib/python2.7/site-packages/certbot/auth_handler.py", line 154, in _poll_authorizations
raise errors.AuthorizationError('Some challenges have failed.')
AuthorizationError: Some challenges have failed.