Hi folks,Anyone having problems with httpd unable to start?journalctl -xe shows:Aug 03 14:09:16 d-f21-web sshd[1071]: pam_unix(sshd:session): session opened for user root by (uid=0)Aug 03 14:10:17 d-f21-web httpd[1106]: AH00558: httpd: Could not reliably determine the server's fully qualified domain name, using fe80::5054:ff:fe43:91f9. Set the 'ServerName' directive globally to suppress thAug 03 14:10:17 d-f21-web httpd[1106]: (98)Address already in use: AH00072: make_sock: could not bind to address [::]:443Aug 03 14:10:17 d-f21-web systemd[1]: httpd.service: main process exited, code=exited, status=1/FAILUREAug 03 14:10:17 d-f21-web systemd[1]: Failed to start The Apache HTTP Server.-- Subject: Unit httpd.service has failed-- Defined-By: systemdbut netstat shows:[root@d-f21-web ~]# netstat -tanpActive Internet connections (servers and established)Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program nametcp 0 0 0.0.0.0:22 0.0.0.0:* LISTEN 684/sshdtcp 0 184 a.a.a.a:22 b.b.b.b:46779 ESTABLISHED 1071/sshd: root@ptstcp6 0 0 :::22 :::* LISTEN 684/sshdtcp6 0 0 :::9090 :::* LISTEN 1/systemdand httpd's error_log:[Mon Aug 03 14:10:17.831003 2015] [core:crit] [pid 1106] (22)Invalid argument: AH00069: make_sock: for address [::]:443, apr_socket_opt_set: (IPV6_V6ONLY)(98)Address already in use: AH00072: make_sock: could not bind to address [::]:443(98)Address already in use: AH00072: make_sock: could not bind to address 0.0.0.0:443[Mon Aug 03 14:10:17.831058 2015] [mpm_prefork:alert] [pid 1106] no listening sockets available, shutting down[Mon Aug 03 14:10:17.831061 2015] [:emerg] [pid 1106] AH00019: Unable to open logs, exiting[root@d-f21-web httpd]# uname -aLinux d-f21-web 4.0.8-200.fc21.x86_64 #1 SMP Fri Jul 10 21:09:54 UTC 2015 x86_64 x86_64 x86_64 GNU/LinuxSELinux is disabled.Thanks,Tommy