INFO 00:04:48 FatClient /10.208.8.63 has been silent for 30000ms, removing from gossip
INFO 00:04:49 Handshaking version with /10.208.8.63
ERROR 00:04:53 Exception in thread Thread[GossipStage:1,5,main]
java.lang.NullPointerException: null
at org.apache.cassandra.gms.Gossiper.convict(Gossiper.java:301) ~[main/:na]
at org.apache.cassandra.gms.FailureDetector.forceConviction(FailureDetector.java:251) ~[main/:na]
at org.apache.cassandra.gms.GossipShutdownVerbHandler.doVerb(GossipShutdownVerbHandler.java:37) ~[main/:na]
at org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:62) ~[main/:na]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) ~[na:1.7.0_60]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) ~[na:1.7.0_60]
at java.lang.Thread.run(Thread.java:745) ~[na:1.7.0_60]