2016-06-29 18:55:04,251 WARN  [pool-1-thread-12] com.aionemu.commons.utils.concurrent.ExecuteWrapper [ExecuteWrapper.java:49] Exception in a Runnable execution:
java.lang.NullPointerException: null
    at instance.custom_events.GeneralEventHandler$AntiAFKSystem.updateActivity(GeneralEventHandler.java:577) ~[na:na]
    at instance.custom_events.GeneralEventHandler$AntiAFKSystem.onApplyEffect(GeneralEventHandler.java:573) ~[na:na]
    at instance.custom_events.GeneralEventHandler.onApplyEffect(GeneralEventHandler.java:349) ~[na:na]
    at com.aionemu.gameserver.skillengine.model.Effect.applyEffect(Effect.java:690) ~[AL-Game.jar:na]
    at com.aionemu.gameserver.skillengine.effect.AuraEffect.applyAuraTo(AuraEffect.java:90) ~[AL-Game.jar:na]
    at com.aionemu.gameserver.skillengine.effect.AuraEffect.onPeriodicAction(AuraEffect.java:73) ~[AL-Game.jar:na]
    at com.aionemu.gameserver.skillengine.effect.AuraEffect$AuraTask.run(AuraEffect.java:108) ~[AL-Game.jar:na]
    at com.aionemu.commons.utils.concurrent.ExecuteWrapper.execute(ExecuteWrapper.java:46) ~[al-commons-2.0.jar:na]
    at com.aionemu.commons.utils.concurrent.RunnableWrapper.run(RunnableWrapper.java:38) [al-commons-2.0.jar:na]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [na:1.8.0_25]
    at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [na:1.8.0_25]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [na:1.8.0_25]
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [na:1.8.0_25]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_25]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_25]
    at java.lang.Thread.run(Thread.java:745) [na:1.8.0_25]