Minecraft modování.

Dobrý den mám svůj namodovaný minecraft a po dlouhé době jsem si chtěl přidat další mod je to More Pistons. Jenže mi vyskočil crash report a těm opravdu nerozumím mohl by někdo poradit nebo navést co mám udělat? Samotný pistons mod bez ostatních modů funguje.

Mods loaded: 29
ModLoader 1.2.5
mod_CodeChickenCore 0.5.2
mod_InvTweaks 1.41b (1.2.5)
mod_MinecraftForge 3.1.3.107
mod_ModLoaderMp 1.2.5v1
mod_NotEnoughItems 1.2.2.4
mod_ReiMinimap v3.1 [1.2.5]
mod_BuildCraftCore 2.2.14
mod_BuildCraftBuilders 2.2.14
mod_BuildCraftEnergy 2.2.14
mod_BuildCraftFactory 2.2.14
mod_BuildCraftTransport 2.2.14
mod_LogisticsPipes 0.2.2 (built with Minecraft 1.2.5, Buildcraft 2.2.14, Forge 3.0.1.75)
mod_AdditionalPipes 2.1.3 (Minecraft 1.2.5, Buildcraft 2.2.14, Forge 3.0.1.75)
mod_EE 1.4.5.1
mod_EE 1.4.5.1
mod_Forestry 1.4.6.2c
mod_IC2NuclearControl v1.1.9
mod_IC2 v1.95
mod_IronChest 3.3
mod_MorePistons v1.0 for [1.2.5]
mod_RedPowerControl 2.0pr5b2
mod_RedPowerCore 2.0pr5b2
mod_RedPowerLighting 2.0pr5b2
mod_RedPowerLogic 2.0pr5b2
mod_RedPowerMachine 2.0pr5b2
mod_RedPowerWiring 2.0pr5b2
mod_RedPowerWorld 2.0pr5b2
Balkon's WeaponMod 1.2.5 v8.6.0

Minecraft has crashed!
----------------------

Minecraft has stopped running because it encountered a problem.

--- BEGIN ERROR REPORT c7b5ab32 --------
Generated 7.9.14 18:58

Minecraft: Minecraft 1.2.5
OS: Windows 7 (x86) version 6.1
Java: 1.7.0_60, Oracle Corporation
VM: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
LWJGL: 2.4.2
OpenGL: GeForce GT 520M/PCIe/SSE2 version 4.3.0, NVIDIA Corporation

java.lang.IllegalArgumentException: Slot 216 is already occupied by ic2.common.BlockScaffold@1176cb9 when adding morePistons.BlockGravitationalPistonBase@e30504
at pb.<init>(Block.java:249)
at pb.<init>(Block.java:281)
at abc.<init>(BlockPistonBase.java:13)
at morePistons.BlockGravitationalPistonBase.<init>(Bl ockGravitationalPistonBase.java:28)
at morePistons.MorePistonsBlocks.<init>(MorePistonsBl ocks.java:26)
at mod_MorePistons.load(mod_MorePistons.java:88)
at ModLoader.init(ModLoader.java:891)
at ModLoader.addAllRenderers(ModLoader.java:189)
at ahu.<init>(RenderManager.java:86)
at ahu.<clinit>(RenderManager.java:14)
at net.minecraft.client.Minecraft.a(Minecraft.java:39 4)
at net.minecraft.client.Minecraft.run(Minecraft.java: 732)
at java.lang.Thread.run(Unknown Source)
--- END ERROR REPORT aa1b301a ----------

To je ten report ID 249 je blok mědi tak mě napadlo jen změnit ty IDčka, 281 nevím co je.