java.lang.NullPointerException

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    • java.lang.NullPointerException at org.jivesoftware.messenger.SessionManager.changePriority(SessionManager.java:524) at org.jivesoftware.messenger.ClientSession.setPresence(ClientSession.java:339) at org.jivesoftware.messenger.handler.PresenceUpdateHandler.process(PresenceUpdateHandler.java:111) at org.jivesoftware.messenger.handler.PresenceUpdateHandler.process(PresenceUpdateHandler.java:151) at org.jivesoftware.messenger.PresenceRouter.handle(PresenceRouter.java:86) at org.jivesoftware.messenger.PresenceRouter.route(PresenceRouter.java:59) at org.jivesoftware.messenger.PacketRouter.route(PacketRouter.java:73) at org.jivesoftware.messenger.net.SocketReadThread.run(SocketReadThread.java:128)
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