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java.lang.NullPointerException at com.aelitis.azureus.plugins.rating.updater.RatingsUpdater.checkStalls(RatingsUpdater.java:267) at com.aelitis.azureus.plugins.rating.updater.RatingsUpdater.access$6(RatingsUpdater.java:264) at com.aelitis.azureus.plugins.rating.updater.RatingsUpdater$1$1.perform(RatingsUpdater.java:192) at org.gudy.azureus2.core3.util.TimerEventPeriodic.perform(TimerEventPeriodic.java:105) at org.gudy.azureus2.core3.util.TimerEvent.runSupport(TimerEvent.java:133) at org.gudy.azureus2.core3.util.AERunnable.run(AERunnable.java:35) at org.gudy.azureus2.core3.util.ThreadPool.runIt(ThreadPool.java:328) at org.gudy.azureus2.core3.util.ThreadPool$threadPoolWorker.run(ThreadPool.java:717) at org.gudy.azureus2.core3.util.AEThread2$threadWrapper.run(AEThread2.java:294)