Crash when I install IC2

    When I install Forge my minecraft still works fine but when I add the ic2.jar into the mods folder it crashes and gets an error report. Is it because I am on a iMac??

    Minecraft has crashed!


    ----------------------





    Minecraft has stopped running because it encountered a problem; Failed to start game


    This error has been saved to /Users/user/Library/Application Support/minecraft/crash-reports/crash-2012-09-16_18.13.56-client.txt for your convenience. Please include a copy of this file if you report this crash to anyone.











    --- BEGIN ERROR REPORT 66485589 --------


    Generated 9/16/12 6:13 PM





    - Minecraft Version: 1.3.2


    - Operating System: Mac OS X (i386) version 10.7.4


    - Java Version: 1.6.0_35, Apple Inc.


    - Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Apple Inc.


    - Memory: 490547584 bytes (467 MB) / 535232512 bytes (510 MB) up to 1067057152 bytes (1017 MB)


    - JVM Flags: 3 total; -Xbootclasspath/a:/System/Library/PrivateFrameworks/JavaApplicationLauncher.framework/Resources/LauncherSupport.jar -Xms512M -Xmx1024M


    - FML: FML v3.0.196.366 Minecraft Forge 4.1.1.251 3 mods loaded, 3 mods active


    FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized


    Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized


    IC2 [IndustrialCraft 2] (industrialcraft-2_1.106.jar) Unloaded->Constructed->Errored


    - LWJGL: 2.4.2


    - OpenGL: ATI Radeon HD 6750M OpenGL Engine GL version 2.1 ATI-7.18.18, ATI Technologies Inc.


    - Is Modded: Definitely; 'forge,fml'


    - Type: Client


    - Texture Pack: Default


    - Profiler Position: N/A (disabled)





    cpw.mods.fml.common.LoaderException: java.lang.reflect.InvocationTargetException


    at cpw.mods.fml.common.LoadController.transition(LoadController.java:102)


    at cpw.mods.fml.common.Loader.loadMods(Loader.java:461)


    at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:144)


    at net.minecraft.client.Minecraft.a(Minecraft.java:405)


    at net.minecraft.client.Minecraft.run(Minecraft.java:737)


    at java.lang.Thread.run(Thread.java:680)


    Caused by: java.lang.reflect.InvocationTargetException


    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)


    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)


    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)


    at java.lang.reflect.Method.invoke(Method.java:597)


    at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:371)


    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)


    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)


    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)


    at java.lang.reflect.Method.invoke(Method.java:597)


    at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:69)


    at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)


    at com.google.common.eventbus.EventBus.dispatch(EventBus.java:317)


    at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:300)


    at com.google.common.eventbus.EventBus.post(EventBus.java:268)


    at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:124)


    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)


    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)


    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)


    at java.lang.reflect.Method.invoke(Method.java:597)


    at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:69)


    at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)


    at com.google.common.eventbus.EventBus.dispatch(EventBus.java:317)


    at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:300)


    at com.google.common.eventbus.EventBus.post(EventBus.java:268)


    at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:81)


    at cpw.mods.fml.common.Loader.loadMods(Loader.java:460)


    ... 4 more


    Caused by: java.lang.NoClassDefFoundError: paulscode/sound/SoundSystemConfig


    at ic2.common.AudioManagerClient.initialize(AudioManagerClient.java:74)


    at ic2.common.IC2.load(IC2.java:227)


    ... 30 more


    Caused by: java.lang.ClassNotFoundException: paulscode.sound.SoundSystemConfig


    at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:125)


    at java.lang.ClassLoader.loadClass(ClassLoader.java:306)


    at java.lang.ClassLoader.loadClass(ClassLoader.java:247)


    ... 32 more


    Caused by: java.lang.NullPointerException


    at org.objectweb.asm.ClassReader.<init>(Unknown Source)


    at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:27)


    at cpw.mods.fml.relauncher.RelaunchClassLoader.runTransformers(RelaunchClassLoader.java:167)


    at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:118)


    ... 34 more


    --- END ERROR REPORT 445469b5 ----------

    Thanks but some1 in the chat helped me out. He told me to update my build version if forge because it fixed something for macs. So I guess you just need 260 or above for macs :Industrial Diamond: :Industrial Diamond: