Failover Cluster Haproxy falsche Konfiguration?

● haproxy.service - HAProxy Load Balancer
   Loaded: loaded (/lib/systemd/system/haproxy.service; disabled)
   Active: failed (Result: start-limit) since Fr 2017-07-14 11:59:04 CEST; 7s ago
     Docs: man:haproxy(1)
           file:/usr/share/doc/haproxy/configuration.txt.gz
  Process: 3325 ExecStart=/usr/sbin/haproxy-systemd-wrapper -f ${CONFIG} -p /run/haproxy.pid $EXTRAOPTS (code=exited, status=0/SUCCESS)
  Process: 3324 ExecStartPre=/usr/sbin/haproxy -f ${CONFIG} -c -q (code=exited, status=0/SUCCESS)
 Main PID: 3325 (code=exited, status=0/SUCCESS)

Jul 14 11:59:04 haproxy haproxy-systemd-wrapper[3325]: haproxy-systemd-wrappe...
Jul 14 11:59:04 haproxy systemd[1]: haproxy.service holdoff time over, sche...t.
Jul 14 11:59:04 haproxy systemd[1]: Stopping HAProxy Load Balancer...
Jul 14 11:59:04 haproxy systemd[1]: Starting HAProxy Load Balancer...
Jul 14 11:59:04 haproxy systemd[1]: haproxy.service start request repeated ...t.
Jul 14 11:59:04 haproxy systemd[1]: Failed to start HAProxy Load Balancer.
Jul 14 11:59:04 haproxy systemd[1]: Unit haproxy.service entered failed state.

 global
        log /dev/log    local0
        log /dev/log    local1 notice
        chroot /var/lib/haproxy
        stats socket /run/haproxy/admin.sock mode 660 level admin
        stats timeout 30s
        user haproxy
        group haproxy
        daemon

        # Default SSL material locations
        ca-base /etc/ssl/certs
        crt-base /etc/ssl/private

        # Default ciphers to use on SSL-enabled listening sockets.
        # For more information, see ciphers(1SSL). This list is from:
        #  https:{{comment_single_line_double_slash:0}}
        ssl-default-bind-ciphers ECDH+AESGCM:DH+AESGCM:ECDH+AES256:DH+AES256:ECDH+AES128:DH+AES:ECDH+3DES:DH+3DES:RSA+AESGCM:RSA+AES:RSA+3DES:!aNULL:!MD5:!DSS
        ssl-default-bind-options no-sslv3

defaults
        log     global
        mode    http
        option  httplog
        option  dontlognull
        timeout connect 5000
        timeout client  50000
        timeout server  50000
        errorfile 400 /etc/haproxy/errors/400.http
        errorfile 403 /etc/haproxy/errors/403.http
        errorfile 408 /etc/haproxy/errors/408.http
        errorfile 500 /etc/haproxy/errors/500.http
        errorfile 502 /etc/haproxy/errors/502.http
        errorfile 503 /etc/haproxy/errors/503.http
        errorfile 504 /etc/haproxy/errors/504.http

frontend haproxy_inbound
        bind *:80
        default_backend haproxy_lociswebapp
backend haproxy_lociswebapp
        balance roundrobin
        server locis01.locis.net 11.40.51.38:7777 check
        server locis02.locis.net  11.40.55.98:7777 check