Error message:
2016-07-29 10:56:02,924 ERROR [org.jgroups.protocols.UDP] - failed sending message to XXXX-PC-64764 (150 bytes): java.lang.Exception: dest=/fe80:0:0:0:312a:a5ff:205c:7caa%15:56521 (153 bytes), cause: java.net.BindException: Cannot assign requested address: Datagram send failed
Solution:
1. Open the configuration window
2. Add the parameter -Djava.net.preferIPv4Stack=true
and then [Save].