50% crash

---- Minecraft Crash Report ----
// You're mean.

Time: 2/19/14 9:33 AM
Description: Ticking screen

java.lang.RuntimeException: ambiguous recipe: [1xitem.GT_Dusts@81 -> [1xic2.itemPlutonium@0]], conflicts with [[1xitem.GT_Dusts@81] -> [1xic2.itemPlutonium@0]]
	at ic2.core.BasicMachineRecipeManager.addRecipe(BasicMachineRecipeManager.java:31)
	at stanhebben.minetweaker.mods.ic2.actions.MachineAddRecipeAction.apply(MachineAddRecipeAction.java:38)
	at stanhebben.minetweaker.MineTweaker.apply(MineTweaker.java:200)
	at stanhebben.minetweaker.api.Tweaker.apply(Tweaker.java:37)
	at stanhebben.minetweaker.mods.ic2.functions.MachineAddRecipeFunction.call(MachineAddRecipeFunction.java:63)
	at stanhebben.minetweaker.script.expressions.TweakerExpressionCall.executeInner(TweakerExpressionCall.java:28)
	at stanhebben.minetweaker.script.expressions.TweakerExpression.execute(TweakerExpression.java:434)
	at stanhebben.minetweaker.script.statements.StatementExpression.execute(StatementExpression.java:21)
	at stanhebben.minetweaker.script.TweakerFile.execute(TweakerFile.java:61)
	at stanhebben.minetweaker.MineTweaker.signalServerStart(MineTweaker.java:343)
	at stanhebben.minetweaker.base.actions.ServerAction.apply(ServerAction.java:23)
	at stanhebben.minetweaker.MineTweaker.apply(MineTweaker.java:200)
	at stanhebben.minetweaker.api.Tweaker.apply(Tweaker.java:37)
	at stanhebben.minetweaker.MineTweaker.serverExecute(MineTweaker.java:410)
	at stanhebben.minetweaker.TweakerPacketHandler.onPacketData(TweakerPacketHandler.java:20)
	at cpw.mods.fml.common.network.NetworkRegistry.handlePacket(NetworkRegistry.java:255)
	at cpw.mods.fml.common.network.NetworkRegistry.handleCustomPacket(NetworkRegistry.java:245)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:85)
	at net.minecraft.client.multiplayer.NetClientHandler.func_72501_a(NetClientHandler.java:1651)
	at net.minecraft.network.packet.Packet250CustomPayload.func_73279_a(SourceFile:61)
	at net.minecraft.network.TcpConnection.func_74428_b(TcpConnection.java:462)
	at net.minecraft.client.multiplayer.NetClientHandler.func_72551_d(NetClientHandler.java:281)
	at net.minecraft.client.multiplayer.GuiConnecting.func_73876_c(GuiConnecting.java:51)
	at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1580)
	at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:910)
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:838)
	at net.minecraft.client.main.Main.main(SourceFile:101)
	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:131)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:27)


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

-- Head --
Stacktrace:
	at ic2.core.BasicMachineRecipeManager.addRecipe(BasicMachineRecipeManager.java:31)
	at stanhebben.minetweaker.mods.ic2.actions.MachineAddRecipeAction.apply(MachineAddRecipeAction.java:38)
	at stanhebben.minetweaker.MineTweaker.apply(MineTweaker.java:200)
	at stanhebben.minetweaker.api.Tweaker.apply(Tweaker.java:37)
	at stanhebben.minetweaker.mods.ic2.functions.MachineAddRecipeFunction.call(MachineAddRecipeFunction.java:63)
	at stanhebben.minetweaker.script.expressions.TweakerExpressionCall.executeInner(TweakerExpressionCall.java:28)
	at stanhebben.minetweaker.script.expressions.TweakerExpression.execute(TweakerExpression.java:434)
	at stanhebben.minetweaker.script.statements.StatementExpression.execute(StatementExpression.java:21)
	at stanhebben.minetweaker.script.TweakerFile.execute(TweakerFile.java:61)
	at stanhebben.minetweaker.MineTweaker.signalServerStart(MineTweaker.java:343)
	at stanhebben.minetweaker.base.actions.ServerAction.apply(ServerAction.java:23)
	at stanhebben.minetweaker.MineTweaker.apply(MineTweaker.java:200)
	at stanhebben.minetweaker.api.Tweaker.apply(Tweaker.java:37)
	at stanhebben.minetweaker.MineTweaker.serverExecute(MineTweaker.java:410)
	at stanhebben.minetweaker.TweakerPacketHandler.onPacketData(TweakerPacketHandler.java:20)
	at cpw.mods.fml.common.network.NetworkRegistry.handlePacket(NetworkRegistry.java:255)
	at cpw.mods.fml.common.network.NetworkRegistry.handleCustomPacket(NetworkRegistry.java:245)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:85)
	at net.minecraft.client.multiplayer.NetClientHandler.func_72501_a(NetClientHandler.java:1651)
	at net.minecraft.network.packet.Packet250CustomPayload.func_73279_a(SourceFile:61)
	at net.minecraft.network.TcpConnection.func_74428_b(TcpConnection.java:462)
	at net.minecraft.client.multiplayer.NetClientHandler.func_72551_d(NetClientHandler.java:281)
	at net.minecraft.client.multiplayer.GuiConnecting.func_73876_c(GuiConnecting.java:51)

-- Affected screen --
Details:
	Screen name: ~~ERROR~~ NullPointerException: null

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [GCCorePlayerSP['QubicRage'/2773199, l='MpServer', x=-3504.42, y=59.62, z=-2978.98]]
	Chunk stats: MultiplayerChunkCache: 0
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options:
	Level spawn location: World: (0,64,244), Chunk: (at 0,4,4 in 0,15; contains blocks 0,0,240 to 15,255,255), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 165551826 game time, 34232522 day time
	Level dimension: 0
	Level storage version: 0x00000 - Unknown?
	Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
	Level game mode: Game mode: adventure (ID 2). Hardcore: false. Cheats: false
	Forced entities: 1 total; [GCCorePlayerSP['QubicRage'/2773199, l='MpServer', x=-3504.42, y=59.62, z=-2978.98]]
	Retry entities: 0 total; []
	Server brand: fml,forge
	Server type: Non-integrated multiplayer server
Stacktrace:
	at net.minecraft.client.multiplayer.WorldClient.func_72914_a(WorldClient.java:440)
	at net.minecraft.client.Minecraft.func_71396_d(Minecraft.java:2312)
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:856)
	at net.minecraft.client.main.Main.main(SourceFile:101)
	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:131)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:27)

-- System Details --
Details:
	Minecraft Version: 1.6.4
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1323609552 bytes (1262 MB) / 1759510528 bytes (1678 MB) up to 3817865216 bytes (3641 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G
	AABB Pool Size: 10817 (605752 bytes; 0 MB) allocated, 10817 (605752 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 4, tcache: 718, allocated: 3, tallocated: 63
	FML: MCP v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 27 mods loaded, 27 mods active
	mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	FML{6.4.49.965} [Forge Mod Loader] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	Forge{9.11.1.965} [Minecraft Forge] (minecraftforge-9.11.1.965.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	AppliedEnergistics-Core{rv14.finale3} [AppliedEnergistics Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	CodeChickenCore{0.9.0.7} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	Micdoodlecore{} [Micdoodle8 Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	NotEnoughItems{1.6.1.8} [Not Enough Items] (NotEnoughItems 1.6.1.8.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	AppliedEnergistics{rv14.finale3} [Applied Energistics] (appeng-rv14-finale3-mc16x.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	BiblioCraft{1.5.5} [BiblioCraft] (BiblioCraft[v1.5.5].zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	IC2{2.0.397-experimental} [IndustrialCraft 2] (industrialcraft-2_2.0.397-experimental.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	Forestry{2.3.1.1} [Forestry for Minecraft] (forestry-A-2.3.1.1-700.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	BiblioWoodsForestry{1.3} [BiblioWoods Forestry Edition] (BiblioWoods[Forestry][v1.3].zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	CarpentersBlocks{v2.0.2} [Carpenter's Blocks] (Carpenter's Blocks v2.0.2 - MC 1.6+.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	Waila{1.4.5} [Waila] (Waila_1.4.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	extracells{1.6.7d} [ExtraCells] (ExtraCells-1.6.7d.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	GalacticraftCore{2.0.8} [Galacticraft Core] (Galacticraft-1.6.4-2.0.8.908.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	GalacticraftMars{2.0.8} [Galacticraft Mars] (Galacticraft-Planets-1.6.4-2.0.8.908.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	Railcraft{8.3.2.0} [Railcraft] (Railcraft_1.6.4-8.3.2.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	gregtech_addon{MC162} [GregTech-Addon] (gregtechmod.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	IC2NuclearControl{1.6.2e} [Nuclear Control] (IC2NuclearControl-1.6.2e-ic2-experimental.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	inventorytweaks{1.56} [Inventory Tweaks] (InventoryTweaks-MC1.6.2-1.56-b77.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	IronChest{5.4.1.702} [Iron Chest] (ironchest-universal-1.6.4-5.4.1.702.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	notenoughkeys{0.0.4} [Not Enough Keys] (NotEnoughKeys-1.6.4-0.0.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	UndergroundBiomes{0.4.3} [Underground Biomes] (UndergroundBiomes 1.6.x - 0.4.2c.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	unidye{1.4.3} [Unidye] (Unidye.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	mod_ZanMinimap{0.9.4} [Zan's Minimap] (ZansMinimap1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	MineTweaker{1.6.4-2.1.2} [MineTweaker] (zMineTweaker-1.6.4-2.2.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available->Available->Available->Available
	Forestry : [Forestry] Warning: You have mods that change the behavior of Minecraft, ForgeModLoader, and/or Minecraft Forge to your client:
GregTech
These may have caused this error, and may not be supported. Try reproducing the crash WITHOUT these mods, and report it then.
	Launched Version: 1.6.4-Forge9.11.1.965
	LWJGL: 2.9.0
	OpenGL: AMD Radeon HD 7800 Series GL version 4.3.12618 Compatibility Profile Context 13.251.0.0, ATI Technologies Inc.
	Is Modded: Definitely; Client brand changed to 'fml,forge'
	Type: Client (map_client.txt)
	Resource Pack: ASP GUI.zip
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used