There’s clearly something wrong; there’s simply insufficient information in your log files. For comparison, this is what I see in mine.
2019.02.27 13:32:50 INFO [Jetty-QTP-AdminConsole-34]: system-clustering.jsp - Enabling clustering
2019.02.27 13:32:50 INFO [TaskEngine-pool-2]: org.jivesoftware.openfire.plugin.util.cache.ClusteredCacheFactory - Starting hazelcast clustering
2019.02.27 13:32:50 DEBUG [TaskEngine-pool-2]: org.jivesoftware.openfire.plugin.util.cache.ClusterClassLoader - Adding conf folder C:\Greg\openfire-4.3\conf
2019.02.27 13:32:51 INFO [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Interfaces is disabled, trying to pick one address from TCP-IP config addresses: [a.b.c.d]
2019.02.27 13:32:51 INFO [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Prefer IPv4 stack is true, prefer IPv6 addresses is false
2019.02.27 13:32:51 WARN [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Could not find a matching address to start with! Picking one of non-loopback addresses.
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'lo': isUp=true, isVirtual=false, isLoopback=true
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'eth0': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'net0': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'wlan0': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'net1': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'net2': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'eth1': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'eth2': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'eth3': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:51 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'net4': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'wlan1': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'eth4': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'net5': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'ppp0': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'eth5': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'net6': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Skipping NetworkInterface 'eth6': isUp=false, isVirtual=false, isLoopback=false
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Trying to bind inet socket address: 0.0.0.0/0.0.0.0:5701
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Bind successful to inet socket address: /0:0:0:0:0:0:0:0:5701
2019.02.27 13:32:52 INFO [TaskEngine-pool-2]: com.hazelcast.instance.AddressPicker - [LOCAL] [openfire] [3.11.1] Picked [10.221.17.69]:5701, using socket ServerSocket[addr=/0:0:0:0:0:0:0:0,localport=5701], bind any local is true
2019.02.27 13:32:52 INFO [TaskEngine-pool-2]: com.hazelcast.system - [a.b.c.d]:5701 [openfire] [3.11.1] Hazelcast 3.11.1 (20181218 - d294f31) starting at [a.b.c.d]:5701
2019.02.27 13:32:52 INFO [TaskEngine-pool-2]: com.hazelcast.system - [a.b.c.d]:5701 [openfire] [3.11.1] Copyright (c) 2008-2018, Hazelcast, Inc. All Rights Reserved.
2019.02.27 13:32:52 DEBUG [TaskEngine-pool-2]: com.hazelcast.system - [a.b.c.d]:5701 [openfire] [3.11.1] Configured Hazelcast Serialization version: 1
(loads more clustering related stuff)
2019.02.27 13:33:06 INFO [Jetty-QTP-AdminConsole-34]: system-clustering.jsp - Clustering enabled
Can you post your full hazelcast-local-config.xml here - I wonder if an XM: syntax error is throwing off Hazelcast somehow.
Greg