MystCraft Crash

---- Minecraft Crash Report ----
// Shall we play a game?

Time: 5/27/13 3:27 AM
Description: Ticking screen

java.lang.IllegalArgumentException: Could not get provider type for dimension 51, does not exist
	at net.minecraftforge.common.DimensionManager.getProviderType(DimensionManager.java:150)
	at net.minecraftforge.common.DimensionManager.createProviderFor(DimensionManager.java:299)
	at aaq.a(WorldProvider.java:208)
	at ayp.<init>(WorldClient.java:60)
	at ayh.a(NetClientHandler.java:307)
	at dw.a(Packet1Login.java:119)
	at cg.b(TcpConnection.java:458)
	at cpw.mods.fml.client.FMLClientHandler.disconnectIDMismatch(FMLClientHandler.java:527)
	at cpw.mods.fml.common.FMLCommonHandler.disconnectIDMismatch(FMLCommonHandler.java:464)
	at cpw.mods.fml.common.network.ModIdMapPacket.execute(ModIdMapPacket.java:89)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handleFMLPacket(FMLNetworkHandler.java:102)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:67)
	at ayh.a(NetClientHandler.java:1483)
	at di.a(SourceFile:59)
	at cg.b(TcpConnection.java:458)
	at ayh.d(NetClientHandler.java:240)
	at ayk.c(GuiConnecting.java:49)
	at net.minecraft.client.Minecraft.l(Minecraft.java:1539)
	at net.minecraft.client.Minecraft.J(Minecraft.java:848)
	at net.minecraft.client.Minecraft.run(Minecraft.java:773)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Stacktrace:
	at net.minecraftforge.common.DimensionManager.getProviderType(DimensionManager.java:150)
	at net.minecraftforge.common.DimensionManager.createProviderFor(DimensionManager.java:299)
	at aaq.a(WorldProvider.java:208)
	at ayp.<init>(WorldClient.java:60)
	at ayh.a(NetClientHandler.java:307)
	at dw.a(Packet1Login.java:119)
	at cg.b(TcpConnection.java:458)
	at cpw.mods.fml.client.FMLClientHandler.disconnectIDMismatch(FMLClientHandler.java:527)
	at cpw.mods.fml.common.FMLCommonHandler.disconnectIDMismatch(FMLCommonHandler.java:464)
	at cpw.mods.fml.common.network.ModIdMapPacket.execute(ModIdMapPacket.java:89)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handleFMLPacket(FMLNetworkHandler.java:102)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:67)
	at ayh.a(NetClientHandler.java:1483)
	at di.a(SourceFile:59)
	at cg.b(TcpConnection.java:458)
	at ayh.d(NetClientHandler.java:240)
	at ayk.c(GuiConnecting.java:49)

-- Affected screen --
Details:
	Screen name: ayk
Stacktrace:
	at net.minecraft.client.Minecraft.l(Minecraft.java:1539)
	at net.minecraft.client.Minecraft.J(Minecraft.java:848)
	at net.minecraft.client.Minecraft.run(Minecraft.java:773)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 1.4.7
	Operating System: Windows 8 (amd64) version 6.2
	Java Version: 1.7.0_09, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 702322272 bytes (669 MB) / 1040580608 bytes (992 MB) up to 3817799680 bytes (3640 MB)
	JVM Flags: 1 total; -Xmx4096m
	AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	FML: MCP v7.26a FML v4.7.35.556 Minecraft Forge 6.6.2.534 Optifine OptiFine_1.4.6_HD_U_D5 66 mods loaded, 66 mods active
	mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	CodeChickenCore [CodeChicken Core] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	NotEnoughItems [Not Enough Items] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	PowerCrystalsCore [PowerCrystals Core] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	mod_ReiMinimap [mod_ReiMinimap] ([1.4.7]ReiMinimap_v3.2_06.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BasicComponents [Basic Components] (BasicComponents_v1.2.6.339.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Core [BuildCraft] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Builders [BC Builders] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Energy [BC Energy] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Factory [BC Factory] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Transport [BC Transport] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Silicon [BC Silicon] (buildcraft-A-3.4.3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ValvePipe [Valve Pipe] (BuildCraft-Z-ValvePipeAM.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	CoFHCore [CoFH Core] (CoFHCore-1.4.7.3.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ComputerCraft [ComputerCraft] (ComputerCraft1.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	CCTurtle [ComputerCraft Turtles] (ComputerCraft1.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	DamageIndicatorsMod [Damage Indicators] (DamageIndicators[1.4.7]2.4.8.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ImmibisCore [Immibis Core] (immibis-core-52.4.6.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	DimensionalAnchors [Dimensional Anchors] (dimensional-anchor-52.2.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	DivineRPG [DivineRPG] (DivineRPG-1.3.0.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	EE3 [Equivalent Exchange 3] (ee3-universal-pre1e.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	EnderStorage [EnderStorage] (EnderStorage 1.4.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Forestry [Forestry for Minecraft] (forestry-A-2.0.0.11.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BinnieCore [Binnie Core] (extrabees-1.5.0.6b.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ExtraBees [Extra Bees] (extrabees-1.5.0.6b.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	FlatBedrock [FlatBedrock] (FlatBedrock-1.0.3-16.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	IronChest [Iron Chest] (ironchest-universal-1.4.7-4.5.2.208 (1).zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	LiquidXP [Liquid XP] (liquid-xp-52.0.7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded [Minefactory Reloaded] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatExtraBiomes [MFR Compat: ExtraBiomes] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatForestry [MFR Compat: Forestry] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatIC2 [MFR Compat: IC2] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatPams [MFR Compat: Pam's Mods] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerCore [RedPower] (RedPowerCore-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerBase [RP Base] (RedPowerCore-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerWorld [RP World] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatRP2 [MFR Compat: RP2] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatSoulShards [MFR Compat: Soul Shards] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatSufficientBiomes [MFR Compat: Sufficient Biomes] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatThaumcraft [MFR Compat: Thaumcraft] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatTwilightForest [MFR Compat: TwilightForest] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatVanilla [MFR Compat: Vanilla] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatXyCraft [MFR Compat: XyCraft] (MineFactoryReloaded-2.3.2-287.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Mystcraft [Mystcraft] (mystcraft-uni-1.4.7-0.10.1.00.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	NEIPlugins [NEI Plugins] (nei_plugins-1.0.4.5a.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion [Thermal Expansion] (ThermalExpansion-2.2.2.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion|Factory [Factory] (ThermalExpansion-2.2.2.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	NetherOres [Nether Ores] (NetherOres-2.0.6-33.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	OmniTools [OmniTools] (OmniTools-3.0.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	PortalGun [Portal Gun] (PortalGun1.4.7v5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion|Energy [Energy] (ThermalExpansion-2.2.2.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	PowerConverters [Power Converters] (PowerConverters-2.2.2-29.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerMachine [RP Machine] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerCompat [RP Compat] (RedPowerCompat-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerWiring [RP Wiring] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerLogic [RP Logic] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerLighting [RP Lighting] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerControl [RP Control] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	modRFL [Rotten Flesh to Leather] (Rotten Flesh to Leather - Forge 1.4.6.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion|Transport [Transport] (ThermalExpansion-2.2.2.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Tubestuff [Tubestuff] (tubestuff-52.3.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	WR-CBE|Core [WR-CBE Core] (WR-CBE Core 1.3.2.8.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	WR-CBE|Addons [WR-CBE Addons] (WR-CBE Addons 1.3.2.8.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	WR-CBE|RedPower [WR-CBE RedPower] (WR-CBE RedPower 1.3.2.8.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	LWJGL: 2.9.0
	OpenGL: GeForce GTX 660 Ti/PCIe/SSE2 GL version 4.3.0, NVIDIA Corporation
	Is Modded: Definitely; Client brand changed to 'forge,fml'
	Type: Client (map_client.txt)
	Texture Pack: Default
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: ~~ERROR~~ NullPointerException: null