Hallo,
i have Update to imscp1.3.9 and than LetsEncrypt to 2.0.2.
When I create a SSL for the Panel I become this error.
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Domain: panel.jh-gn.de
Type: unauthorized
Detail: Invalid response from http://panel.jh-gn.de/.well-kn…qJbBOa1fm5LnG_sh8Z4gHPtA: "<!DOCTYPE html>
<html lang="en">
<head>
<title>i-MSCP internet - Multi Server Control Panel - Error 404</title>
<meta ch"
To fix these errors, please make sure that your domain name was entered correctly and the DNS A record(s) for that domain contain(s) the right IP address.
2016-12-19 10:09:31,976:INFO:certbot.auth_handler:Cleaning up challenges
2016-12-19 10:09:31,976:DEBUG:certbot.plugins.webroot:Removing /var/www/virtual/LetsEncrypt/.well-known/acme-challenge/04xpxb8s1_5tqtg0tGSqJbBOa1fm5LnG_sh8Z4gHPtA
2016-12-19 10:09:31,977:DEBUG:certbot.plugins.webroot:All challenges cleaned up, removing /var/www/virtual/LetsEncrypt/.well-known/acme-challenge
2016-12-19 10:09:31,978:DEBUG:certbot.main:Exiting abnormally:
Traceback (most recent call last):
File "/root/.local/share/letsencrypt/bin/letsencrypt", line 11, in <module>
sys.exit(main())
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/main.py", line 776, in main
return config.func(config, plugins)
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/main.py", line 563, in obtain_cert
action, _ = _auth_from_domains(le_client, config, domains, lineage)
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/main.py", line 100, in _auth_from_domains
lineage = le_client.obtain_and_enroll_certificate(domains)
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/client.py", line 281, in obtain_and_enroll_certificate
certr, chain, key, _ = self.obtain_certificate(domains)
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/client.py", line 253, in obtain_certificate
self.config.allow_subset_of_names)
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/auth_handler.py", line 78, in get_authorizations
self._respond(resp, best_effort)
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/auth_handler.py", line 135, in _respond
self._poll_challenges(chall_update, best_effort)
File "/root/.local/share/letsencrypt/local/lib/python2.7/site-packages/certbot/auth_handler.py", line 199, in _poll_challenges
raise errors.FailedChallenges(all_failed_achalls)
FailedChallenges: Failed authorization procedure. panel.jh-gn.de (http-01): urn:acme:error:unauthorized :: The client lacks sufficient authorization :: Invalid response from http://panel.jh-gn.de/.well-kn…qJbBOa1fm5LnG_sh8Z4gHPtA: "<!DOCTYPE html>
How can I solve this error. 
Kind regards
Viktor
System: Debian 8
I-Mscp: 1.3.9
Server API: FPM/FastCGI
