I crash with this crash log in mc 1.2.3
Reinstalled everything (mods folder exculded, they don't need to be reinstalled)
Code
Mods loaded: 17
ModLoader 1.2.3
mod_ModLoaderMp 1.2.3v3
mod_MinecraftForge 1.4.1.58
mod_BuildCraftCore 2.2.13
mod_BuildCraftBuilders 2.2.13
mod_BuildCraftEnergy 2.2.13
mod_BuildCraftFactory 2.2.13
mod_IC2 v1.81
mod_RedPowerArray 2.0pr4e
mod_RedPowerCore 2.0pr4e
mod_RedPowerLighting 2.0pr4e
mod_RedPowerLogic 2.0pr4e
mod_RedPowerMachine 2.0pr4e
mod_RedPowerWiring 2.0pr4e
mod_RedPowerWorld 2.0pr4e
mod_Forestry 1.4.0.4
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 7b32a4e4 --------
Generated 4/25/12 1:38 PM
Minecraft: Minecraft 1.2.3
OS: Windows 7 (x86) version 6.1
Java: 1.6.0_30, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: ATI Radeon HD 3400 Series version 3.3.10750 Compatibility Profile Context, ATI Technologies Inc.
java.lang.NoClassDefFoundError: forge/ICustomItemRenderer
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(Unknown Source)
at java.lang.ClassLoader.defineClass(Unknown Source)
at java.security.SecureClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.defineClass(Unknown Source)
at java.net.URLClassLoader.access$000(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)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at ModLoader.isModLoaded(ModLoader.java:984)
at forestry.plugins.PluginBuildCraft.isAvailable(PluginBuildCraft.java:62)
at forestry.ForestryCore.ModsLoaded(ForestryCore.java:218)
at forestry.ForestryClient.modsLoaded(ForestryClient.java:159)
at mod_Forestry.modsLoaded(mod_Forestry.java:32)
at ModLoader.init(ModLoader.java:898)
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: forge.ICustomItemRenderer
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)
... 25 more
--- END ERROR REPORT 6ae67e0c ----------
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Fixed it, the mods I had needed a higher version of forge. Can be locked now.