I don't see that in the source of cryptohydra.net;
root@vps-zap325816-1:~# plesk
Usage: plesk [command]
Commands:
bin - Run the specified Plesk command-line utility (e.g., domain, client)
conf - Open the specified Plesk configuration file in the editor
daily - Run daily maintenance script
db - Database related commands. Open MySQL console by default.
ext - Call a command-line interface of the specified Plesk extension
help - Show help and exit
installer - Parallels Installer shortcuts and command completion
log - Open the specified Plesk configuration file in the editor
login - generate login link for specified user
php - Run a PHP script using the Plesk PHP interpreter
repair - Check and repair Plesk
sbin - Run the specified Plesk internal utility
version - Show product version information
root@vps-zap325816-1:~# service nginx
[info] Usage: nginx {start|stop|restart|reload|force-reload|status|configtest|up grade|reopen}.
root@vps-zap325816-1:~# service nginx status
● nginx.service - Startup script for nginx service
Loaded: loaded (/lib/systemd/system/nginx.service; disabled)
Active: inactive (dead)
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx status
● nginx.service - Startup script for nginx service
Loaded: loaded (/lib/systemd/system/nginx.service; disabled)
Active: inactive (dead)
Mar 05 18:25:59 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# service nginx status
● nginx.service - Startup script for nginx service
Loaded: loaded (/lib/systemd/system/nginx.service; disabled)
Active: inactive (dead)
Mar 05 18:25:59 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:49 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:50 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:50 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:51 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:51 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:52 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:52 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
root@vps-zap325816-1:~# service nginx status
● nginx.service - Startup script for nginx service
Loaded: loaded (/lib/systemd/system/nginx.service; disabled)
Active: inactive (dead)
Mar 05 18:25:59 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:49 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:50 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:50 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:51 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:51 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:52 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:52 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
root@vps-zap325816-1:~# service nginx status
● nginx.service - Startup script for nginx service
Loaded: loaded (/lib/systemd/system/nginx.service; disabled)
Active: inactive (dead)
Mar 05 18:25:59 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:49 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:50 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:50 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:51 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:51 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:52 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
Mar 05 18:26:52 vps-zap325816-1.zap-srv.com systemd[1]: Stopped Startup script for nginx service.
root@vps-zap325816-1:~# service nginx.service status
● nginx.service.service
Loaded: not-found (Reason: No such file or directory)
Active: inactive (dead)
root@vps-zap325816-1:~# service nginx.service stop
Failed to stop nginx.service.service: Unit nginx.service.service not loaded.
root@vps-zap325816-1:~# service nginx stop
root@vps-zap325816-1:~# /usr/local/psa/admin/sbin/nginxmng -d
root@vps-zap325816-1:~# /usr/local/psa/admin/sbin/nginxmng -s
Disabled
root@vps-zap325816-1:~#
any other idea ?