При запуске мира майнкрафт крашется

При запуске мира выдает ошибку
a fatal error has occurred this connection is terminated
Вот краш репорт
----Minecraft Crash Report ----
// I bet Cylons wouldn't have this problem.

Time: 21.09.16 21:21
Description: Unexpected error

java.lang.RuntimeException: Cannot Hotload Dim: Overworld is not Loaded!
at net.minecraftforge.common.DimensionManager.initDimension(DimensionManager.java:230)
at net.minecraft.server.MinecraftServer.func_71218_a(MinecraftServer.java:690)
at Config.getWorldServer(Config.java:1727)
at RandomMobs.entityLoaded(RandomMobs.java:49)
at net.minecraft.client.renderer.RenderGlobal.func_72703_a(RenderGlobal.java:2876)
at net.minecraft.world.World.func_72923_a(World.java:1321)
at net.minecraft.client.multiplayer.WorldClient.func_72923_a(WorldClient.java:182)
at net.minecraft.world.World.func_72838_d(World.java:1312)
at net.minecraft.client.multiplayer.WorldClient.func_72838_d(WorldClient.java:159)
at net.minecraft.client.multiplayer.WorldClient.func_73027_a(WorldClient.java:226)
at net.minecraft.client.network.NetHandlerPlayClient.func_147281_a(NetHandlerPlayClient.java:751)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:97)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:15)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:197)
at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:2012)
at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:917)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:835)
at net.minecraft.client.main.Main.main(SourceFile:103)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:134)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

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

-- Head --
Stacktrace:
at net.minecraftforge.common.DimensionManager.initDimension(DimensionManager.java:230)
at net.minecraft.server.MinecraftServer.func_71218_a(MinecraftServer.java:690)
at Config.getWorldServer(Config.java:1727)
at RandomMobs.entityLoaded(RandomMobs.java:49)
at net.minecraft.client.renderer.RenderGlobal.func_72703_a(RenderGlobal.java:2876)
at net.minecraft.world.World.func_72923_a(World.java:1321)
at net.minecraft.client.multiplayer.WorldClient.func_72923_a(WorldClient.java:182)
at net.minecraft.world.World.func_72838_d(World.java:1312)
at net.minecraft.client.multiplayer.WorldClient.func_72838_d(WorldClient.java:159)
at net.minecraft.client.multiplayer.WorldClient.func_73027_a(WorldClient.java:226)
at net.minecraft.client.network.NetHandlerPlayClient.func_147281_a(NetHandlerPlayClient.java:751)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:97)
at net.minecraft.network.play.server.S0FPacketSpawnMob.func_148833_a(SourceFile:15)
at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:197)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityClientPlayerMP['SkittlyGC'/239, l='MpServer', x=-170,56, y=65,62, z=170,98]]
Chunk stats: MultiplayerChunkCache: 9, 14
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (-104,64,256), Chunk: (at 8,4,0 in -7,16; contains blocks -112,0,256 to -97,255,271), Region: (-1,0; contains chunks -32,0