[2021-04-11 18:38:37:375] [SEVERE  ] [           in_3-pubsub ] StanzaProcessor.processPacket()  : null when processing from=sess-man@ip-172-31-0-99.us-west-2.compute.internal, to=pubsub@ip-172-31-0-99.us-west-2.compute.internal, DATA=<iq id="B5449831-961A-450B-9171-C5A359BDFCF8" xmlns="jabber:client" to="…@sure.im" type="get"><query xmlns="http://jabber.org/protocol/disco#info"/></iq>, SIZE=159, XMLNS=jabber:client, PRIORITY=NORMAL, PERMISSION=AUTH, TYPE=get, STABLE_ID=null
java.lang.NullPointerException
	at tigase.component.modules.impl.DiscoveryModule.prepareDiscoInfoResponse(DiscoveryModule.java:177)
	at tigase.pubsub.modules.DiscoveryModule.prepareDiscoInfoResponse(DiscoveryModule.java:333)
	at tigase.component.modules.impl.DiscoveryModule.processDiscoInfo(DiscoveryModule.java:160)
	at tigase.pubsub.modules.DiscoveryModule.processDiscoInfo(DiscoveryModule.java:80)
	at tigase.component.modules.impl.DiscoveryModule.process(DiscoveryModule.java:126)
	at tigase.component.modules.StanzaProcessor.process(StanzaProcessor.java:164)
	at tigase.component.modules.StanzaProcessor.processPacket(StanzaProcessor.java:85)
	at tigase.component.AbstractKernelBasedComponent.processPacket(AbstractKernelBasedComponent.java:81)
	at tigase.pubsub.PubSubComponent.processPacket(PubSubComponent.java:191)
	at tigase.pubsub.cluster.PubSubComponentClustered.processPacket(SourceFile:183)
	at tigase.server.AbstractMessageReceiver$QueueListener.run(AbstractMessageReceiver.java:1397)