Display MoreCan anyone see what i did wrong? (if i remove the addon it works fine.) :
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Mods loaded: 4
ModLoader 1.1
mod_ModLoaderMp 1.0.0
mod_ComputerCraft 1.21
mod_IC2 v1.64
Minecraft has crashed!
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Minecraft has stopped running because it encountered a problem.
If you wish to report this, please copy this entire text and email it to support@mojang.com.
Please include a description of what you did when the error occured.
--- BEGIN ERROR REPORT 31439ba7 --------
Generated 2/1/12 4:17 PM
Minecraft: Minecraft 1.1
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_29, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: GeForce GT 240/PCI/SSE2/3DNOW! version 3.3.0, NVIDIA Corporation
java.lang.VerifyError: (class: mod_ModularForceFieldSystem, method: NetworkHandleGUI signature: (Ljava/lang/Integer;III)V) Incompatible argument to function
at java.lang.Class.getDeclaredFields0(Native Method)
at java.lang.Class.privateGetDeclaredFields(Unknown Source)
at java.lang.Class.getDeclaredFields(Unknown Source)
at ModLoader.setupProperties(ModLoader.java:1728)
at ModLoader.addMod(ModLoader.java:268)
at ModLoader.readFromModFolder(ModLoader.java:1305)
at ModLoader.init(ModLoader.java:820)
at ModLoader.AddAllRenderers(ModLoader.java:189)
at afq.(afq.java:80)
at afq.(afq.java:9)
at net.minecraft.client.Minecraft.a(SourceFile:265)
at net.minecraft.client.Minecraft.run(SourceFile:648)
at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT 38142f50 ----------
</init>
</init>
</init>
</init>
EMMM yes you have to get out IC2 and put it in your .minecraft mods 
than all have to be fine</init>
can any help meh or send client.jar? i installed that MDoular Force Field System into mods in that one of the clients is that good?. Sry about my english. :(. (HELP) 