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java.lang.NullPointerException: 	at net.media.viewalignerstorm.deserializers.UserAndIpDeserializer.deserialize(UserAndIpDeserializer.java:24)	at net.media.viewalignerstorm.deserializers.UserAndIpDeserializer.deserialize(UserAndIpDeserializer.java:15)	at com.google.gson.TreeTypeAdapter.read(TreeTypeAdapter.java:58)	at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40)	at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:81)	at com.google.gson.internal.bind.CollectionTypeAdapterFactory$Adapter.read(CollectionTypeAdapterFactory.java:60)	at com.google.gson.Gson.fromJson(Gson.java:803)	at com.google.gson.Gson.fromJson(Gson.java:768)	at com.google.gson.Gson.fromJson(Gson.java:717)	at net.media.viewalignerstorm.repository.ViewAlignerRepository.executeFetchIPUAStoredProcedure(ViewAlignerRepository.java:78)	at net.media.viewalignerstorm.repository.ViewAlignerRepository.getListOfUserAgentAndIp(ViewAlignerRepository.java:62)	at net.media.viewalignerstorm.bolts.OutputBolt.getUserAgentAndIps(OutputBolt.java:65)	at net.media.viewalignerstorm.bolts.OutputBolt.execute(OutputBolt.java:93)	at backtype.storm.daemon.executor$fn__5694$tuple_action_fn__5696.invoke(executor.clj:690)	at backtype.storm.daemon.executor$mk_task_receiver$fn__5615.invoke(executor.clj:436)	at backtype.storm.disruptor$clojure_handler$reify__5189.onEvent(disruptor.clj:58)	at backtype.storm.utils.DisruptorQueue.consumeBatchToCursor(DisruptorQueue.java:132)	at backtype.storm.utils.DisruptorQueue.consumeBatchWhenAvailable(DisruptorQueue.java:106)	at backtype.storm.disruptor$consume_batch_when_available.invoke(disruptor.clj:80)	at backtype.storm.daemon.executor$fn__5694$fn__5707$fn__5758.invoke(executor.clj:819)	at backtype.storm.util$async_loop$fn__545.invoke(util.clj:479)	at clojure.lang.AFn.run(AFn.java:22)	at java.lang.Thread.run(Thread.java:745)