With CodeChickenLib installed only

`---- Minecraft Crash Report ----

WARNING: coremods are present:
CCLCorePlugin (CodeChickenLib-1.11.2-2.6.0.254-universal.jar)
Contact their authors BEFORE contacting forge

// I feel sad now :(

Time: 4/19/17 12:25 AM
Description: Exception in server tick loop

net.minecraftforge.fml.common.LoaderExceptionModCrash: Caught exception from ccl-entityhook (ccl-entityhook)
Caused by: java.lang.NoClassDefFoundError: net/minecraft/client/renderer/entity/Render
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:348)
at net.minecraftforge.fml.common.FMLModContainer.constructMod(FMLModContainer.java:546)
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:498)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:246)
at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:224)
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:498)
at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:147)
at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:563)
at net.minecraftforge.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:99)
at net.minecraftforge.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:331)
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:121)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:442)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.renderer.entity.Render
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)
... 30 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
... 32 more

A detailed walkthrough of the error, its code path and all known details is as follows:

-- System Details --
Details:
Minecraft Version: 1.11.2
Operating System: Linux (amd64) version 4.4.26-nitradoV3-MC-1000-nH-dP-d-a
Java Version: 1.8.0_101, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 237097800 bytes (226 MB) / 637009920 bytes (607 MB) up to 1908932608 bytes (1820 MB)
JVM Flags: 2 total; -Xmx2048M -Xms256M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP 9.38 Powered by Forge 13.20.0.2228 6 mods loaded, 6 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UC minecraft{1.11.2} [Minecraft] (minecraft.jar)
UC mcp{9.19} [Minecraft Coder Pack] (minecraft.jar)
UC FML{8.0.99.99} [Forge Mod Loader] (minecraft_server.jar)
UC forge{13.20.0.2228} [Minecraft Forge] (minecraft_server.jar)
UE ccl-entityhook{1.0} [ccl-entityhook] (CodeChickenLib-1.11.2-2.6.0.254-universal.jar)
UC codechickenlib{2.6.0.254} [CodeChicken Lib] (CodeChickenLib-1.11.2-2.6.0.254-universal.jar)
Loaded coremods (and transformers):
CCLCorePlugin (CodeChickenLib-1.11.2-2.6.0.254-universal.jar)
codechicken.lib.asm.ClassHierarchyManager
codechicken.lib.asm.CCL_ASMTransformer
Profiler Position: N/A (disabled)
Is Modded: Definitely; Server brand changed to 'fml,forge'
Type: Dedicated Server (map_server.txt)`