hi; we were trying to add in a new node to the cluster. It fails during the bootstrap process unable to gossip with seed nodes. We have not faced this earlier.
2015-10-31 12:30:15,779 [HANDSHAKE-/X.X.X.X] INFO OutboundTcpConnection Handshaking version with /X.X.X.X 2015-10-31 12:30:15,810 [HANDSHAKE-/Y.Y.Y.Y] INFO OutboundTcpConnection Handshaking version with /Y.Y.Y.Y 2015-10-31 12:30:46,743 [main] ERROR CassandraDaemon Exception encountered during startup java.lang.RuntimeException: Unable to gossip with any seeds at org.apache.cassandra.gms.Gossiper.doShadowRound(Gossiper.java:1296) at org.apache.cassandra.service.StorageService.checkForEndpointCollision(StorageService.java:457) at org.apache.cassandra.service.StorageService.prepareToJoin(StorageService.java:671) at org.apache.cassandra.service.StorageService.initServer(StorageService.java:623) at org.apache.cassandra.service.StorageService.initServer(StorageService.java:515) at org.apache.cassandra.service.CassandraDaemon.setup(CassandraDaemon.java:437) at com.datastax.bdp.server.DseDaemon.setup(DseDaemon.java:423) at org.apache.cassandra.service.CassandraDaemon.activate(CassandraDaemon.java:567) at com.datastax.bdp.server.DseDaemon.main(DseDaemon.java:641) 2015-10-31 12:30:46,748 [Thread-5] INFO DseDaemon DSE shutting down... 2015-10-31 12:30:46,760 [Thread-5] ERROR CassandraDaemon Exception in thread Thread[Thread-5,5,main] java.lang.NullPointerException at org.apache.cassandra.gms.Gossiper.addLocalApplicationState(Gossiper.java:1373) at com.datastax.bdp.gms.DseState.setActiveStatus(DseState.java:171) at com.datastax.bdp.server.DseDaemon.stop(DseDaemon.java:503) at com.datastax.bdp.server.DseDaemon$1.run(DseDaemon.java:412) 2015-10-31 12:30:46,846 [StorageServiceShutdownHook] WARN Gossiper No local state or state is in silent shutdown, not announcing shutdown 2015-10-31 12:30:46,846 [StorageServiceShutdownHook] INFO MessagingService Waiting for messaging service to quiesce 2015-10-31 12:30:46,847 [ACCEPT-/Z.Z.Z.Z] INFO MessagingService MessagingService has terminated the accept() thread Thanks in advance for the help.