I've done everything the read me file said to install but I keep on getting the error message
11 mods loaded
Minecraft Forge 3.3.7.135
FML v2.2.48.135
Forge Mod Loader version 2.2.48.135 for Minecraft 1.2.5
mod_BuildCraftCore : Initialized (minecraft.jar)
mod_BuildCraftBuilders : Initialized (minecraft.jar)
mod_BuildCraftEnergy : Initialized (minecraft.jar)
mod_BuildCraftFactory : Initialized (minecraft.jar)
mod_BuildCraftTransport : Initialized (minecraft.jar)
mod_mocreatures : Initialized (minecraft.jar)
mod_IC2 : Pre-initialized (minecraft.jar)
mod_MinecraftForge : Pre-initialized (minecraft.jar)
mod_SpawnerGUI : Pre-initialized (minecraft.jar)
mod_TooManyItems : Pre-initialized (minecraft.jar)
mod_ExplosivesPlus : Pre-initialized (Explosives+v3.3.jar)
Minecraft has crashed!
----------------------
Minecraft has stopped running because it encountered a problem.
--- BEGIN ERROR REPORT f84c2628 --------
Generated 08/07/12 00:36
Minecraft: Minecraft 1.2.5
OS: Windows 7 (amd64) version 6.1
Java: 1.7.0_02, Oracle Corporation
VM: Java HotSpot 64-Bit Server VM (mixed mode), Oracle Corporation
LWJGL: 2.4.2
OpenGL: AMD Radeon HD 6380G version 4.1.10834 Compatibility Profile Context, ATI Technologies Inc.
java.lang.IllegalArgumentException: Slot 216 is already occupied by ExplosivesPlusBlockInverter@20ca29b when adding ic2.common.BlockScaffold@b876f2a
at pb.<init>(Block.java:251)
at pb.<init>(Block.java:284)
at ic2.platform.BlockCommon.<init>(BlockCommon.java:12)
at ic2.common.BlockTex.<init>(BlockTex.java:30)
at ic2.common.BlockScaffold.<init>(BlockScaffold.java:34)
at mod_IC2.load(mod_IC2.java:241)
at cpw.mods.fml.common.modloader.ModLoaderModContainer.init(ModLoaderModContainer.java:324)
at cpw.mods.fml.common.Loader.modInit(Loader.java:263)
at cpw.mods.fml.common.Loader.initializeMods(Loader.java:604)
at cpw.mods.fml.client.FMLClientHandler.onLoadComplete(FMLClientHandler.java:203)
at net.minecraft.client.Minecraft.a(Minecraft.java:426)
at net.minecraft.client.Minecraft.run(Minecraft.java:735)
at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT df78d402 ----------
Help please?