[19:27:43] [Server thread/ERROR] [Sponge]: Could not pass SpawnEntityEvent$Custom$Impl to SpongePlugin:Core Plugin{unknown}
java.util.NoSuchElementException
        at java.util.ArrayList$Itr.next(Unknown Source) ~[?:1.8.0_51]
        at me.creepsterlgc.core.events.EventEntitySpawn.onEntitySpawn(EventEntitySpawn.java:18) ~[EventEntitySpawn.class:?]
        at org.spongepowered.common.event.listener.SpawnEntityEventListener_EventEntitySpawn_onEntitySpawn26.handle(Unknown Source) ~[?:?]
        at org.spongepowered.common.event.RegisteredListener.handle(RegisteredListener.java:92) ~[RegisteredListener.class:1.8-1521-2.1DEV-726+spongeproject-ci-b726.git-bd07085cf983e5024b395e249c647f6465c1295c]
        at org.spongepowered.common.event.SpongeEventManager.post(SpongeEventManager.java:242) [SpongeEventManager.class:1.8-1521-2.1DEV-726+spongeproject-ci-b726.git-bd07085cf983e5024b395e249c647f6465c1295c]
        at org.spongepowered.mod.event.SpongeModEventManager.post(SpongeModEventManager.java:251) [SpongeModEventManager.class:1.8-1521-2.1DEV-726+spongeproject-ci-b726.git-bd07085cf983e5024b395e249c647f6465c1295c]
        at net.minecraft.world.World.spawnEntity(World.java:620) [aqu.class:?]
        at net.minecraft.world.World.func_72838_d(World.java:510) [aqu.class:?]
        at com.pixelmonmod.pixelmon.spawning.PixelmonSpawner.doSpawn(PixelmonSpawner.java:238) [PixelmonSpawner.class:?]
        at com.pixelmonmod.pixelmon.spawning.PixelmonSpawner.lambda$doSpawning$184(PixelmonSpawner.java:116) [PixelmonSpawner.class:?]
        at com.pixelmonmod.pixelmon.spawning.PixelmonSpawner$$Lambda$112/230286412.accept(Unknown Source) [PixelmonSpawner.class:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(Unknown Source) [?:1.8.0_51]
        at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source) [?:1.8.0_51]
        at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source) [?:1.8.0_51]
        at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(Unknown Source) [?:1.8.0_51]
        at java.util.stream.AbstractPipeline.copyInto(Unknown Source) [?:1.8.0_51]
        at java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source) [?:1.8.0_51]
        at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(Unknown Source) [?:1.8.0_51]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(Unknown Source) [?:1.8.0_51]
        at java.util.stream.AbstractPipeline.evaluate(Unknown Source) [?:1.8.0_51]
        at java.util.stream.ReferencePipeline.forEach(Unknown Source) [?:1.8.0_51]
        at com.pixelmonmod.pixelmon.spawning.PixelmonSpawner.doSpawning(PixelmonSpawner.java:110) [PixelmonSpawner.class:?]
        at com.pixelmonmod.pixelmon.spawning.PixelmonSpawner.tickEnd(PixelmonSpawner.java:331) [PixelmonSpawner.class:?]
        at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_66_PixelmonSpawner_tickEnd_WorldTickEvent.invoke(.dynamic) [?:?]
        at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:55) [ASMEventHandler.class:?]
        at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:79) [EventBus.class:?]
        at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:56) [EventBus.class:?]
        at net.minecraftforge.fml.common.FMLCommonHandler.onPostWorldTick(FMLCommonHandler.java:296) [FMLCommonHandler.class:?]
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:713) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:364) [po.class:?]
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:598) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:478) [MinecraftServer.class:?]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_51]