i decided to update to 1.6.4 an update the mods i had installed, but when i had to install mekanism for things that the game couldn't find like battery and steel ingot, the game crashes on loading with the error report
Display Spoiler
---- Minecraft Crash Report ----
// I'm sorry, Dave.
Time: 12/2/13 11:34 AM
Description: There was a severe problem during mod loading that has caused the game to fail
cpw.mods.fml.common.LoaderException: java.lang.NoSuchMethodError: ic2.api.recipe.IMachineRecipeManager.addRecipe(Lic2/api/recipe/IRecipeInput;Lnet/minecraft/nbt/NBTTagCompound;[Lnet/minecraft/item/ItemStack;)V
at cpw.mods.fml.common.LoadController.transition(LoadController.java:152)
at cpw.mods.fml.common.Loader.initializeMods(Loader.java:676)
at cpw.mods.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:241)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:509)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:808)
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)
Caused by: java.lang.NoSuchMethodError: ic2.api.recipe.IMachineRecipeManager.addRecipe(Lic2/api/recipe/IRecipeInput;Lnet/minecraft/nbt/NBTTagCompound;[Lnet/minecraft/item/ItemStack;)V
at mekanism.common.MekanismHooks.hook(MekanismHooks.java:60)
at mekanism.common.Mekanism.postInit(Mekanism.java:1093)
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 cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:523)
at sun.reflect.GeneratedMethodAccessor1.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)
at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)
at com.google.common.eventbus.EventBus.post(EventBus.java:267)
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:197)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:177)
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 com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)
at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:313)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)
at com.google.common.eventbus.EventBus.post(EventBus.java:267)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:108)
at cpw.mods.fml.common.Loader.initializeMods(Loader.java:675)
... 10 more
A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------
-- System Details --
Details:
Minecraft Version: 1.6.4
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.7.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 94387328 bytes (90 MB) / 208953344 bytes (199 MB) up to 1037959168 bytes (989 MB)
JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
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 v8.11 FML v6.99.19.964 Minecraft Forge 9.11.1.964 31 mods loaded, 31 mods active
mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
FML{6.99.19.964} [Forge Mod Loader] (forge-1.6.4-9.11.1.964.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Forge{9.11.1.964} [Minecraft Forge] (forge-1.6.4-9.11.1.964.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
bspkrsCore{v5.0(1.6.4)} [bspkrsCore] ([1.6.4]bspkrsCorev5.0.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
TreeCapitator{Forge 1.6.4.r06} [Treecapitator] ([1.6.4]TreeCapitator.Forge.1.6.4.r06.Universal.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
IC2{1.118.401-lf} [IndustrialCraft 2] (industrialcraft-2_1.118.401-lf (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
AtomicScience{1.0.0} [Atomic Science] (Atomic_Science_v1.0.0.153.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Core{4.1.2} [BuildCraft] (buildcraft-A-1.6.2-4.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Builders{4.1.2} [BC Builders] (buildcraft-A-1.6.2-4.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Energy{4.1.2} [BC Energy] (buildcraft-A-1.6.2-4.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Factory{4.1.2} [BC Factory] (buildcraft-A-1.6.2-4.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Transport{4.1.2} [BC Transport] (buildcraft-A-1.6.2-4.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
BuildCraft|Silicon{4.1.2} [BC Silicon] (buildcraft-A-1.6.2-4.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
craftguide{1.5.2} [CraftGuide] (CraftGuide-1.6.7.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights{1.2.7} [Dynamic Lights] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights_onFire{1.0.2} [Dynamic Lights on burning] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights_creepers{1.0.2} [Dynamic Lights on Creepers] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights_dropItems{1.0.4} [Dynamic Lights on ItemEntities] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights_mobEquipment{1.0.2} [Dynamic Lights on Mob Equipment] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights_flameArrows{1.0.0} [Dynamic Lights on Flame enchanted Arrows] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights_otherPlayers{1.0.4} [Dynamic Lights Other Player Light] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
DynamicLights_thePlayer{1.0.8} [Dynamic Lights Player Light] (DynamicLights_1.6.4.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
ICBM|Contraption{1.3.4} [ICBM|Contraption] (ICBM_Contraption_v1.3.4.271 (1).jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
ICBM|Sentry{1.3.4} [ICBM|Sentry] (ICBM_Sentry_v1.3.4.271.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
ICBM|Explosion{1.3.4} [ICBM] (ICBM_Explosion_v1.3.4.271.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Mekanism{5.6.0} [Mekanism] (Mekanism-v5.6.0.529.jar) Unloaded->Constructed->Pre-initialized->Initialized->Errored
MekanismGenerators{5.6.0} [MekanismGenerators] (MekanismGenerators-v5.6.0.529.jar) Unloaded->Constructed->Pre-initialized->Initialized->Errored
MFFS{3.5.0} [Modular Force Field System] (MFFS_v3.5.0.248.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
minechem{@VERSION@} [MineChem] (Minechem4-12.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
Mystcraft{0.10.11.00} [Mystcraft] (mystcraft-uni-1.6.4-0.10.11.00.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized AS_UpdateCheck{1.1.1} [AtomicStryker Update Check Mod] (UpdateCheckerMod_1.6.4.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized
if this is not ic2 i don't know where to post things for mekanism but ic2 appeared in there so i assumed it was some form of confliction