Mods loaded: 17
ModLoader 1.2.3
mod_ModLoaderMp 1.2.3v3
mod_MinecraftForge 1.4.1.59
mod_BuildCraftCore 2.2.13
mod_BuildCraftBuilders 2.2.13
mod_BuildCraftEnergy 2.2.13
mod_BuildCraftFactory 2.2.13
mod_BuildCraftTransport 2.2.13
mod_zAdditionalPipes 2.0.1 (Minecraft 1.2.3, Buildcraft 2.2.13, Forge 1.4.1.59)
mod_CCTurtle 1.31
mod_ComputerCraft 1.31
mod_EE 1.4.1.5
mod_Forestry 1.4.0.4
mod_IC2 v1.81
mod_BCIC2Crossover 1.27 for MC 1.1, BC 2.2.13, IC2 1.81
mod_IC2AdvancedMachines v3.8
Compact Solar (2.0) rev 0 build 0 2.0

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

Minecraft has stopped running because it encountered a problem.




--- BEGIN ERROR REPORT cd7e3054 --------
Generated 4/6/12 2:41 PM

Minecraft: Minecraft 1.2.3
OS: Windows 7 (amd64) version 6.1
Java: 1.7.0_03, Oracle Corporation
VM: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
LWJGL: 2.4.2
OpenGL: GeForce GTX 550 Ti/PCIe/SSE2 version 4.2.0, NVIDIA Corporation

java.lang.NoClassDefFoundError: net/minecraft/server/IBlockAccess
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Unknown Source)
	at dan200.computer.shared.RedPowerInterop.findRedPower(RedPowerInterop.java:36)
	at dan200.computer.shared.RedPowerInterop.isRedPowerInstalled(RedPowerInterop.java:66)
	at dan200.turtle.shared.TileEntityTurtle.getTurtleClass(TileEntityTurtle.java:24)
	at mod_CCTurtle.load(mod_CCTurtle.java:147)
	at ModLoader.init(ModLoader.java:890)
	at ModLoader.addAllRenderers(ModLoader.java:186)
	at aho.<init>(aho.java:79)
	at aho.<clinit>(aho.java:9)
	at net.minecraft.client.Minecraft.a(Minecraft.java:395)
	at net.minecraft.client.Minecraft.run(Minecraft.java:732)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: net.minecraft.server.IBlockAccess
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)