Unknown Crash

---- Minecraft Crash Report ----

WARNING: coremods are present:
  SpongeCoremod (spongeforge-1.8.9-1890-4.2.0-BETA-1744.jar)
  Java8CheckerCoremod (Pixelmon-1.8.9-4.3.0-beta9-universal.jar)
Contact their authors BEFORE contacting forge

// Uh... Did I do that?

Time: 9/26/16 6:45 PM
Description: Exception in server tick loop

java.lang.ClassCastException: org.spongepowered.common.entity.SpongeEntityType$1 cannot be cast to org.spongepowered.common.entity.SpongeEntityType
	at co.aikar.timings.TimingHistory.lambda$null$1(TimingHistory.java:124)
	at co.aikar.util.JSONUtil.mapArrayToObject(JSONUtil.java:109)
	at co.aikar.timings.TimingHistory.lambda$null$3(TimingHistory.java:122)
	at co.aikar.util.JSONUtil.mapArray(JSONUtil.java:94)
	at co.aikar.timings.TimingHistory.lambda$new$4(TimingHistory.java:100)
	at co.aikar.util.JSONUtil.mapArrayToObject(JSONUtil.java:109)
	at co.aikar.timings.TimingHistory.<init>(TimingHistory.java:99)
	at co.aikar.timings.FullServerTickHandler.stopTiming(FullServerTickHandler.java:101)
	at net.minecraft.server.MinecraftServer.handler$onServerTickEnd$0(MinecraftServer.java:1105)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:650)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:481)
	at java.lang.Thread.run(Thread.java:745)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
	Minecraft Version: 1.8.9
	Operating System: Linux (amd64) version 2.6.32-042stab113.21
	Java Version: 1.8.0_66, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1188068992 bytes (1133 MB) / 2478833664 bytes (2364 MB) up to 3817865216 bytes (3641 MB)
	JVM Flags: 2 total; -Xmx4096M -Xms512M
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	FML: MCP 9.19 Powered by Forge 11.15.1.1890 21 mods loaded, 21 mods active
	States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
	UCHIJAAAA	mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
	UCHIJAAAA	FML{8.0.99.99} [Forge Mod Loader] (custom.jar)
	UCHIJAAAA	Forge{11.15.1.1890} [Minecraft Forge] (custom.jar)
	UCHIJAAAA	sponge{1.8.9-1890-4.2.0-BETA-1744} [SpongeForge] (spongeforge-1.8.9-1890-4.2.0-BETA-1744.jar)
	UCHIJAAAA	nuvotifier{2.3.3} [NuVotifier] (nuvotifier-universal-2.3.3.jar)
	UCHIJAAAA	ninja.leaping.permissionsex{2.0-SNAPSHOT} [PermissionsEx] (pex-api4.jar)
	UCHIJAAAA	enjin-minecraft-plugin{3.0.14-sponge} [Enjin Minecraft Plugin] (EMPSponge.jar)
	UCHIJAAAA	pixelmon{4.3.0-beta9} [Pixelmon] (Pixelmon-1.8.9-4.3.0-beta9-universal.jar)
	UCHIJAAAA	ivsevs{4.1.0} [IVsEVs] (Evs-Ivs-1.8.9-4.1.0-universal.jar)
	UCHIJAAAA	griefprevention{2.0.0} [GriefPrevention] (griefprevention-1.8.9-2.0.0.69.jar)
	UCHIJAAAA	nl.riebie.mcclans{1.3.1} [MCClans] (MCClans-1.3.1.jar)
	UCHIJAAAA	nucleus{0.10.1} [Nucleus] (Nucleus-0.10.1-S4-1.8.9-plugin.jar)
	UCHIJAAAA	pixelannouncer{1.0.0} [Pixel Announcer] (PixelAnnouncer-1.8.9-1.0.0-universal.jar)
	UCHIJAAAA	pixelauction{1.0.3} [Pixel Auction] (PixelAuction-1.8.9-1.0.3-universal.jar)
	UCHIJAAAA	pixelextras{2.1.5} [Pixel Extras] (PixelExtras-1.8.9-2.1.5-universal.jar)
	UCHIJAAAA	io.github.hsyyid.votifierlistener{0.6.2} [VotifierListener] (SimpleVotifierListener-API-4.2.0-0.6.2.jar)
	UCHIJAAAA	spawnofpsy{2.1.2} [SpawnOfPsyduck] (SpawnOfPsyduck-1.8.9-2.1.2-universal.jar)
	UCHIJAAAA	totaleconomy{1.4.1} [Total Economy] (TotalEconomy-v1.4.1.jar)
	UCHIJAAAA	wondertrade{4.3.2} [Wondertrade] (WonderTrade-1.8.9-4.3.2-universal.jar)
	UCHIJAAAA	worldedit{6.1.5-SNAPSHOT} [WorldEdit] (worldedit-sponge-mc1.8.9-6.1.5-SNAPSHOT-dist.jar)
	UCHIJAAAA	xtrapunish{2.0} [XtraPunish] (XtraPunish-2.0.jar)
	Loaded coremods (and transformers):
SpongeCoremod (spongeforge-1.8.9-1890-4.2.0-BETA-1744.jar)
  org.spongepowered.common.launch.transformer.SpongeSuperclassTransformer
Java8CheckerCoremod (Pixelmon-1.8.9-4.3.0-beta9-universal.jar)

	Profiler Position: N/A (disabled)
	Player Count: 3 / 80; [EntityPlayerMP['ProWinter_'/142, l='world', x=-20071.34, y=86.74, z=-15325.05], EntityPlayerMP['Azzardare'/321, l='world', x=-9608.70, y=72.00, z=-13912.53], EntityPlayerMP['__Marcus__'/477, l='world', x=-20033.54, y=79.00, z=-15289.29]]
	Is Modded: Definitely; Server brand changed to 'fml,forge,sponge'
	Type: Dedicated Server (map_server.txt)