Hi, try to do this : and now I broke something :https://www.howtoforge.com/tutorial/securing-ispconfig-3-with-a-free-lets-encrypt-ssl-certificate/ Code: :/usr/local/bin# service apache2 status ● apache2.service - The Apache HTTP Server Loaded: loaded (/lib/systemd/system/apache2.service; enabled; vendor preset: enabled) Active: failed (Result: exit-code) since Tue 2020-09-29 02:36:42 UTC; 56s ago Docs: https://httpd.apache.org/docs/2.4/ Process: 31451 ExecStart=/usr/sbin/apachectl start (code=exited, status=1/FAILURE) Sep 29 02:36:42 srv-b.democrasite.com systemd[1]: Starting The Apache HTTP Server... Sep 29 02:36:42 srv-b.democrasite.com apachectl[31451]: AH00548: NameVirtualHost has no effect and will be removed in the next release /etc/apache2/sites-enabled/000-ispconfig.conf:73 Sep 29 02:36:42 srv-b.democrasite.com apachectl[31451]: AH00526: Syntax error on line 63 of /etc/apache2/sites-enabled/000-ispconfig.vhost: Sep 29 02:36:42 srv-b.democrasite.com apachectl[31451]: SSLCertificateFile: file '/usr/local/ispconfig/interface/ssl/ispserver.crt' does not exist or is empty Sep 29 02:36:42 srv-b.democrasite.com apachectl[31451]: Action 'start' failed. Sep 29 02:36:42 srv-b.democrasite.com apachectl[31451]: The Apache error log may have more information. Sep 29 02:36:42 srv-b.democrasite.com systemd[1]: apache2.service: Control process exited, code=exited, status=1/FAILURE Sep 29 02:36:42 srv-b.democrasite.com systemd[1]: apache2.service: Failed with result 'exit-code'. Sep 29 02:36:42 srv-b.democrasite.com systemd[1]: Failed to start The Apache HTTP Server. root@srv-b:/usr/local/bin#