java.lang.NullPointerException

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    • java.lang.NullPointerException at org.jivesoftware.openfire.SessionManager.changePriority(SessionManager.java:923) at org.jivesoftware.openfire.session.ClientSession.setPresence(ClientSession.java:638) at org.jivesoftware.openfire.handler.PresenceUpdateHandler.process(PresenceUpdateHandler.java:102) at org.jivesoftware.openfire.handler.PresenceUpdateHandler.process(PresenceUpdateHandler.java:88) at org.jivesoftware.openfire.handler.PresenceUpdateHandler.process(PresenceUpdateHandler.java:151) at org.jivesoftware.openfire.PresenceRouter.handle(PresenceRouter.java:123) at org.jivesoftware.openfire.PresenceRouter.route(PresenceRouter.java:69)
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