Issue Description:

When loading the Client before the game initialises it fails with a ClassNotFoundException

What happens:

Client Crashes upon pre-initialisation

What you expected to happen:

Client to fully luad

Steps to reproduce:

1. Download EnderIO from curseforge into mods directory
2. Run Minecraft

---

Affected Versions (Do not use "latest"):

• EnderIO: EnderIO-1.10.2-3.0.1.141_beta
• Minecraft: 1.11 (Yes i know the mod is 1.10.2)
• Forge: 1.11-forge1.11-13.19.1.2189
• CompatLayer: compatlayer-1.11-0.1.3

Your most recent log file where the issue was present:

---- Minecraft Crash Report ----
// Don't do that.

Time: 14/12/16 20:13
Description: Initializing game

java.lang.RuntimeException: java.lang.ClassNotFoundException: crazypants.enderio.item.darksteel.upgrade.TheOneProbeUpgrade
at com.google.common.base.Throwables.propagate(Throwables.java:160)
at net.minecraftforge.fml.common.registry.ItemStackHolderInjector.addHolder(ItemStackHolderInjector.java:86)
at net.minecraftforge.fml.common.registry.ItemStackHolderInjector.findHolders(ItemStackHolderInjector.java:63)
at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:611)
at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:264)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:438)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:350)
at net.minecraft.client.main.Main.main(SourceFile:124)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.ClassNotFoundException: crazypants.enderio.item.darksteel.upgrade.TheOneProbeUpgrade
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:344)
at net.minecraftforge.fml.common.registry.ItemStackHolderInjector.addHolder(ItemStackHolderInjector.java:80)
... 12 more
Caused by: java.lang.NoClassDefFoundError: crazypants/enderio/item/darksteel/upgrade/AbstractUpgrade
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:760)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
... 17 more
Caused by: java.lang.ClassNotFoundException: crazypants.enderio.item.darksteel.upgrade.AbstractUpgrade
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:101)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 21 more