XMPP error on Bamboo 5.7-m5 start-up

2014-10-16 03:41:49,818 INFO [AtlassianEvent::0-BAM::EVENTS:pool-4-thread-1] [InitialiseSmackOnStartup] Bamboo smack client failed to startup.
Oct 16, 2014 3:41:49 AM org.jivesoftware.smack.PacketReader$ListenerNotification run
SEVERE: Exception in packet listener
java.lang.NullPointerException
	at org.jivesoftware.smack.keepalive.KeepAliveManager.schedulePingServerTask(KeepAliveManager.java:274)
	at org.jivesoftware.smack.keepalive.KeepAliveManager.access$400(KeepAliveManager.java:54)
	at org.jivesoftware.smack.keepalive.KeepAliveManager$4.processPacket(KeepAliveManager.java:174)
	at org.jivesoftware.smack.Connection$ListenerWrapper.notifyListener(Connection.java:858)
	at org.jivesoftware.smack.PacketReader$ListenerNotification.run(PacketReader.java:456)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
	at java.util.concurrent.FutureTask.run(FutureTask.java:262)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at java.lang.Thread.run(Thread.java:745)