2014-11-01 09:51:25 [SEVERE] java.lang.RuntimeException: java.lang.NullPointerException
2014-11-01 09:51:25 [SEVERE] 	at ic2.core.IC2.onLivingSpecialSpawn(IC2.java:2457)
2014-11-01 09:51:25 [SEVERE] 	at net.minecraftforge.event.ASMEventHandler_27_IC2_onLivingSpecialSpawn_LivingSpecialSpawnEvent.invoke(.dynamic)
2014-11-01 09:51:25 [SEVERE] 	at net.minecraftforge.event.ASMEventHandler.invoke(ASMEventHandler.java:35)
2014-11-01 09:51:25 [SEVERE] 	at net.minecraftforge.event.EventBus.post(EventBus.java:104)
2014-11-01 09:51:25 [SEVERE] 	at net.minecraftforge.event.ForgeEventFactory.doSpecialSpawn(ForgeEventFactory.java:52)
2014-11-01 09:51:25 [SEVERE] 	at yp.a(SpawnerAnimals.java:326)
2014-11-01 09:51:25 [SEVERE] 	at yp.a(SpawnerAnimals.java:256)
2014-11-01 09:51:25 [SEVERE] 	at in.b(WorldServer.java:291)
2014-11-01 09:51:25 [SEVERE] 	at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:834)
2014-11-01 09:51:25 [SEVERE] 	at ho.r(DedicatedServer.java:309)
2014-11-01 09:51:25 [SEVERE] 	at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:746)
2014-11-01 09:51:25 [SEVERE] 	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:633)
2014-11-01 09:51:25 [SEVERE] 	at fy.run(ThreadMinecraftServer.java:16)
2014-11-01 09:51:25 [SEVERE] Caused by: java.lang.NullPointerException
2014-11-01 09:51:25 [SEVERE] 	at ic2.core.IC2.onLivingSpecialSpawn(IC2.java:2453)
2014-11-01 09:51:25 [SEVERE] 	... 12 more