WARNING Encountered Null Value.
java.lang.NullPointerException
        at net.sf.l2j.gameserver.ai.L2ControllableMobAI.thinkForceAttack(L2Contr
ollableMobAI.java:250)
        at net.sf.l2j.gameserver.ai.L2ControllableMobAI.onEvtThink(L2Controllabl
eMobAI.java:98)
        at net.sf.l2j.gameserver.ai.L2AttackableAI.run(L2AttackableAI.java:104)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)

        at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.
access$101(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.
runPeriodic(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.
run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source
)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)