Crash when placing uranium in nuclear reactor.

Minecraft has crashed! ----------------------
Minecraft has stopped running because it encountered a problem; Exception in server tick loopThis error has been saved to C:\Users\Dell\Desktop\Games\Minecraft\Minecraft Folders\IndustrialPack 1.3.2\.minecraft\crash-reports\crash-2012-09-23_14.27.36-server.txt for your convenience. Please include a copy of this file if you report this crash to anyone.

--- BEGIN ERROR REPORT f1f19b50 --------Generated 9/23/12 2:27 PM
- Minecraft Version: 1.3.2- Operating System: Windows 7 (amd64) version 6.1- Java Version: 1.7.0_07, Oracle Corporation- Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation- Memory: 589170104 bytes (561 MB) / 984547328 bytes (938 MB) up to 984547328 bytes (938 MB)- JVM Flags: 2 total; -Xms1024m -Xmx1024m- FML: FML v3.1.15.378 Minecraft Forge 4.1.2.263 Optifine OptiFine_1.3.2_HD_U_B3 27 mods loaded, 27 mods active 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 Forestry [Forestry for Minecraft] (forestry-A-1.5.0.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available mod_ReiMinimap [mod_ReiMinimap] ([1.3.2]ReiMinimap_v3.2_05.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available 3ditems [3D Items] (3DItems - v1.4.2 [Forge].zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available Mystcraft [Mystcraft] (mystcraft-uni-1.3.2-0.9.2.01-Forge-4.0.0.247.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available BuildCraft|Core [BuildCraft] (buildcraft-A-3.2.0pre7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available BuildCraft|Builders [BC Builders] (buildcraft-A-3.2.0pre7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available BuildCraft|Energy [BC Energy] (buildcraft-A-3.2.0pre7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available BuildCraft|Factory [BC Factory] (buildcraft-A-3.2.0pre7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available BuildCraft|Transport [BC Transport] (buildcraft-A-3.2.0pre7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available BuildCraft|Silicon [BC Silicon] (buildcraft-A-3.2.0pre7.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available ComputerCraft [ComputerCraft] (ComputerCraft1.42.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available CCTurtle [ComputerCraft Turtles] (ComputerCraft1.42.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available mod_crystalWing [mod_crystalWing] (Crystal Wing 1.3.2.d.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available ExtraBees [Extra Bees] (extrabees-1.4.0.16-dev-build.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available IC2 [IndustrialCraft 2] (industrialcraft-2_1.106.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available IC2NuclearControl [Nuclear Control] (IC2NuclearControl-1.3.1.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available mod_InvTweaks [Inventory Tweaks] (InvTweaks-1.43b-1.3.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available MFR_CompatGrass [MFR Grass Fertilizer Addon] (MineFactoryReloaded_1.3.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available MFReloaded [Minefactory Reloaded] (MineFactoryReloaded_1.3.2.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available IronChest [Iron Chest] (mod_ironchests-client-4.0.2.44.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available ModularForceFieldSystem [Modular ForceField System V2] (ModularForceFieldSystemV2.1.7.0.12.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available Railcraft [Railcraft] (Railcraft_6.2.0.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available mod_treecapitator [TreeCapitator] (Treecapitator.ML.1.3.2.r02.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available->Available->Available- Is Modded: Definitely; 'forge,fml'- Profiler Position: N/A (disabled)- Player Count: 1 / 8; [gu['BChart2'/317, l='New World', x=-167.28, y=64.00, z=250.09]]
(Cut a bit of the message out here.)
java.lang.NoSuchMethodError: ic2.api.IReactor.produceEnergy()Z at ic2.common.ItemReactorUranium.processChamber(ItemReactorUranium.java:43) at ic2.common.TileEntityNuclearReactor.processChambers(TileEntityNuclearReactor.java:345) at ic2.common.TileEntityNuclearReactor.g(TileEntityNuclearReactor.java:135) at up.h(World.java:1814) at gr.h(WorldServer.java:433) at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:644) at net.minecraft.server.MinecraftServer.p(MinecraftServer.java:575) at axv.p(IntegratedServer.java:107) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:481) at ep.run(SourceFile:539)--- END ERROR REPORT 55b53ae1 ----------