[1.46][SSP] Crash when break Turtle

—- Minecraft Crash Report —-
// Don't be sad. I'll do better next time, I promise!

Time: 04.12.12 18:47
Description: Unexpected error

java.lang.UnsupportedOperationException
at dan200.turtle.shared.TileEntityTurtle.getFuelLevel(TileEntityTurtle.java:450)
at dan200.turtle.shared.ItemTurtle.createFromComputer(ItemTurtle.java:99)
at dan200.computer.shared.BlockComputerBase.getBlockDropped(BlockComputerBase.java:58)
at twilightforest.ItemTFFieryPick.a(ItemTFFieryPick.java:45)
at tv.a(SourceFile:196)
at awy.a(PlayerControllerMP.java:146)
at awy.b(PlayerControllerMP.java:190)
at net.minecraft.client.Minecraft.c(Minecraft.java:1318)
at net.minecraft.client.Minecraft.l(Minecraft.java:1762)
at net.minecraft.client.Minecraft.J(Minecraft.java:854)
at net.minecraft.client.Minecraft.run(Minecraft.java:779)
at java.lang.Thread.run(Unknown Source)

Relevant Details:
- Minecraft Version: 1.4.2
- Operating System: Windows 7 (x86) version 6.1
- Java Version: 1.7.0_07, Oracle Corporation
- Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
- Memory: 226186984 bytes (215 MB) / 626974720 bytes (597 MB) up to 1037959168 bytes (989 MB)
- JVM Flags: 2 total; -Xms256M -Xmx1024M
- AABB Pool Size: 622 (34832 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
- FML: MCP v7.19 FML v4.2.18.433 Minecraft Forge 6.0.1.355 Optifine OptiFine_1.4.2_HD_U_A7 Feed The Beast Mod Pack 37 mods loaded, 37 mods active
mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
mod_CodeChickenCore [CodeChicken Core] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
mod_NotEnoughItems [Not Enough Items] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
IC2 [IndustrialCraft 2] (Industrialcraft-2_1.108.71-lf.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
AdvancedMachines [IC2 Advanced Machines Addon] (AdvancedMachines 4.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
AdvancedSolarPanel [Advanced Solar Panels] (AdvancedSolarPanels_3_2_0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
BuildCraft|Core [BuildCraft] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
BuildCraft|Energy [BC Energy] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
BuildCraft|Transport [BC Transport] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
BuildCraft|Builders [BC Builders] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
BuildCraft|Factory [BC Factory] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
BuildCraft|Silicon [BC Silicon] (BuildCraft-3.1.8.206.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ComputerCraft [ComputerCraft] (ComputerCraft1.46.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
CCTurtle [ComputerCraft Turtles] (ComputerCraft1.46.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
EnderStorage [EnderStorage] (EnderStorage 1.2.1.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ExtrabiomesXL [ExtrabiomesXL] (ExtrabiomesXL-3.3.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
factorization [Factorization] (Factorization-0.6.9_563.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
Forestry [Forestry for Minecraft] (Forestry-1.6.0.0pre6.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ForgeIRC [ForgeIRC] (ForgeIRC-v1.0.11.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
GraviSuite [Gravitation Suite] (GraviSuite_1_4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
IC2NuclearControl [Nuclear Control] (IC2NuclearControl-1.4.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
mod_InvTweaks [Inventory Tweaks] (InvTweaks-1.44-1.4.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
IronChest [Iron Chest] (Ironchest-4.2.1.120.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ModularForceFieldSystem [Modular ForceField System V2] (ModularForceFieldSystemV2.2.8.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
Mystcraft [Mystcraft] (Mystcraft-1.4.1-0.9.3.02.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ObsidiPlates [Obsidian Pressure Plates] (Obsidiplates-1.0.0.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
PortalGun [PortalGun] (portalgun1.4.2v0.3_universal.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
Railcraft [Railcraft] (Railcraft_6.7.0.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
mod_ReiMinimap [mod_ReiMinimap] (ReiMinimap_v3.2_05.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
StevesCarts [Steve's Carts] (StevesCarts2.0.0.a20.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ThermalExpansion|Core [Thermal Expansion] (ThermalExpansion-2.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ThermalExpansion|Factory [Factory] (ThermalExpansion-2.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
ThermalExpansion|Energy [Energy] (ThermalExpansion-2.0.5.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
TwilightForest [The Twilight Forest] (TwilightForest-1.12.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
GregTech_Addon [GregTech-Addon] (GregTechmod.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available
- LWJGL: 2.4.2
- OpenGL: GeForce 9600M GT/PCIe/SSE2/3DNOW! GL version 3.3.0, NVIDIA Corporation
- Is Modded: Definitely; 'forge,fml'
- Type: Client
- Texture Pack: Default
- Profiler Position: N/A (disabled)
- Vec3 Pool Size: 285 (15960 bytes; 0 MB) allocated, 16 (896 bytes; 0 MB) used
- World MpServer Entities: 7 total; [axc['GigaToni1993'/72, l='MpServer', x=196,52, y=136,62, z=-29,67], pg['item.item.rottenFlesh'/74, l='MpServer', x=211,81, y=135,13, z=-26,47], pg['item.item.rottenFlesh'/75, l='MpServer', x=211,09, y=135,13, z=-26,47], pg['item.item.rottenFlesh'/61, l='MpServer', x=186,03, y=135,13, z=-13,28], oo['Sheep'/69, l='MpServer', x=201,72, y=135,00, z=24,56], oo['Sheep'/70, l='MpServer', x=195,15, y=135,00, z=28,04], oj['Cow'/76, l='MpServer', x=214,28, y=135,00, z=44,78]]
- World MpServer Players: 1 total; [axc['GigaToni1993'/72, l='MpServer', x=196,52, y=136,62, z=-29,67]]
- World MpServer Chunk Stats: MultiplayerChunkCache: 441
- Forced Entities: 11 total; [oo['Sheep'/69, l='MpServer', x=201,72, y=135,00, z=24,56], oo['Sheep'/70, l='MpServer', x=195,15, y=135,00, z=28,04], pg['item.item.rottenFlesh'/74, l='MpServer', x=211,81, y=135,13, z=-26,47], pg['item.item.rottenFlesh'/75, l='MpServer', x=211,09, y=135,13, z=-26,47], pg['item.item.rottenFlesh'/61, l='MpServer', x=186,03, y=135,13, z=-13,28], pg['item.tile.ccturtle'/67, l='MpServer', x=196,28, y=135,13, z=-28,00], oj['Cow'/76, l='MpServer', x=214,28, y=135,00, z=44,78], axc['GigaToni1993'/72, l='MpServer', x=196,52, y=136,62, z=-29,67], pg['item.item.rottenFlesh'/61, l='MpServer', x=186,03, y=135,13, z=-13,28], pg['item.item.rottenFlesh'/74, l='MpServer', x=211,81, y=135,13, z=-26,47], pg['item.item.rottenFlesh'/75, l='MpServer', x=211,09, y=135,13, z=-26,47]]
- Retry Entities: 0 total; []