● httpd.service - The Apache HTTP Server
   Loaded: loaded (/usr/lib/systemd/system/httpd.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since Mon 2017-08-21 10:23:34 CEST; 4s ago
     Docs: man:httpd(8)
           man:apachectl(8)
  Process: 29395 ExecStop=/bin/kill -WINCH ${MAINPID} (code=exited, status=1/FAILURE)
  Process: 29394 ExecStart=/usr/sbin/httpd $OPTIONS -DFOREGROUND (code=exited, status=1/FAILURE)
 Main PID: 29394 (code=exited, status=1/FAILURE)

Aug 21 10:23:34 secfwbackup systemd[1]: Starting The Apache HTTP Server...
Aug 21 10:23:34 secfwbackup systemd[1]: httpd.service: main process exited, code=exited, status=1/FAILURE
Aug 21 10:23:34 secfwbackup kill[29395]: kill: cannot find process ""
Aug 21 10:23:34 secfwbackup systemd[1]: httpd.service: control process exited, code=exited status=1
Aug 21 10:23:34 secfwbackup systemd[1]: Failed to start The Apache HTTP Server.
Aug 21 10:23:34 secfwbackup systemd[1]: Unit httpd.service entered failed state.
Aug 21 10:23:34 secfwbackup systemd[1]: httpd.service failed.
[root@secfwbackup librenms]#