[04:14:14] [Server thread/ERROR] [Sponge]: Could not pass SpawnEntityEvent$Impl to Plugin{id=griefprevention, name=GriefPrevention, version=2.1.0, description=This plugin is designed to prevent all forms of grief., source=/home/MC/KPixelmon5.0/mods/griefprevention-1.10.2-2.1.0.67.jar}
java.lang.UnsupportedOperationException
        at java.util.AbstractList.remove(AbstractList.java:161) ~[?:1.8.0_101]
        at java.util.AbstractList$Itr.remove(AbstractList.java:374) ~[?:1.8.0_101]
        at org.spongepowered.api.event.entity.AffectEntityEvent.filterEntities(AffectEntityEvent.java:101) ~[AffectEntityEvent.class:1.10.2-2052-5.0.0-BETA-1675]
        at me.ryanhamshire.griefprevention.event.EntityEventHandler.onEntitySpawn(EntityEventHandler.java:175) ~[EntityEventHandler.class:?]
        at org.spongepowered.common.event.listener.SpawnEntityEventListener_EntityEventHandler_onEntitySpawn119.handle(Unknown Source) ~[?:?]
        at org.spongepowered.common.event.RegisteredListener.handle(RegisteredListener.java:95) ~[RegisteredListener.class:1.10.2-2052-5.0.0-BETA-1675]
        at org.spongepowered.mod.event.SpongeModEventManager.post(SpongeModEventManager.java:349) [SpongeModEventManager.class:1.10.2-2052-5.0.0-BETA-1675]
        at org.spongepowered.mod.event.SpongeModEventManager.post(SpongeModEventManager.java:332) [SpongeModEventManager.class:1.10.2-2052-5.0.0-BETA-1675]
        at org.spongepowered.mod.event.SpongeModEventManager.post(SpongeModEventManager.java:377) [SpongeModEventManager.class:1.10.2-2052-5.0.0-BETA-1675]
        at org.spongepowered.mod.event.SpongeModEventManager.post(SpongeModEventManager.java:362) [SpongeModEventManager.class:1.10.2-2052-5.0.0-BETA-1675]
        at org.spongepowered.common.SpongeImpl.postEvent(SpongeImpl.java:138) [SpongeImpl.class:1.10.2-2052-5.0.0-BETA-1675]
        at org.spongepowered.common.event.tracking.phase.TrackingPhase.spawnEntityOrCapture(TrackingPhase.java:286) [TrackingPhase.class:1.10.2-2052-5.0.0-BETA-1675]
        at org.spongepowered.common.event.tracking.CauseTracker.spawnEntity(CauseTracker.java:497) [CauseTracker.class:1.10.2-2052-5.0.0-BETA-1675]
        at net.minecraft.world.WorldServer.func_72838_d(WorldServer.java:983) [ls.class:?]
        at com.pixelmonmod.pixelmon.entities.pixelmon.EntityPixelmon.releaseFromPokeball(EntityPixelmon.java:174) [EntityPixelmon.class:?]
        at com.pixelmonmod.pixelmon.battles.controller.participants.PlayerParticipant.StartBattle(PlayerParticipant.java:153) [PlayerParticipant.class:?]
        at com.pixelmonmod.pixelmon.battles.controller.BattleControllerBase.initBattle(BattleControllerBase.java:182) [BattleControllerBase.class:?]
        at com.pixelmonmod.pixelmon.battles.controller.BattleControllerBase.update(BattleControllerBase.java:231) [BattleControllerBase.class:?]
        at com.pixelmonmod.pixelmon.battles.BattleRegistry.updateBattles(BattleRegistry.java:136) [BattleRegistry.class:?]
        at com.pixelmonmod.pixelmon.battles.BattleTickHandler.tickStart(BattleTickHandler.java:12) [BattleTickHandler.class:?]
        at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_32_BattleTickHandler_tickStart_WorldTickEvent.invoke(.dynamic) [?:?]
        at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:72) [ASMEventHandler.class:?]
        at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:131) [EventBus.class:?]
        at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:100) [EventBus.class:?]
        at net.minecraftforge.fml.common.FMLCommonHandler.onPostWorldTick(FMLCommonHandler.java:269) [FMLCommonHandler.class:?]
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:718) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:387) [ld.class:?]
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:613) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:471) [MinecraftServer.class:?]
        at java.lang.Thread.run(Thread.java:745) [?:1.8.0_101]