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mekanism/common/item/ItemElectricBow
java.lang.NoClassDefFoundError: waterpower/common/block/ore/BlockMaterial at java.lang.Class.forName0(Native Method)[?:1.8.0_101] at java.lang.Class.forName(Class.java:348)[?:1.8.0_101] at net.minecraftforge.fml.common.FMLModContainer.constructMod(FMLModContainer.java:503)[forge-1.10.2-12.18.2.2099-universal.jar:?] at sun.reflect.GeneratedMethodAccessor9.invoke(Unknown Source)[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[?:1.8.0_101] at java.lang.reflect.Method.invoke(Method.java:498)[?:1.8.0_101] at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.post(EventBus.java:275)[minecraft_server.1.10.2.jar:?] at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:239)[forge-1.10.2-12.18.2.2099-universal.jar:?] at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:217)[forge-1.10.2-12.18.2.2099-universal.jar:?] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[?:1.8.0_101] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)[?:1.8.0_101] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[?:1.8.0_101] at java.lang.reflect.Method.invoke(Method.java:498)[?:1.8.0_101] at com.google.common.eventbus.EventSubscriber.handleEvent(EventSubscriber.java:74)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)[minecraft_server.1.10.2.jar:?] at com.google.common.eventbus.EventBus.post(EventBus.java:275)[minecraft_server.1.10.2.jar:?] at net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:142)[LoadController.class:?] at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:545)[Loader.class:?] at net.minecraftforge.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:97)[FMLServerHandler.class:?] at net.minecraftforge.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:328)[FMLCommonHandler.class:?] at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:121)[ld.class:?] at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:431)[MinecraftServer.class:?] at java.lang.Thread.run(Thread.java:745)[?:1.8.0_101]Caused by: java.lang.ClassNotFoundException: waterpower.common.block.ore.BlockMaterial at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)[launchwrapper-1.12.jar:?] at java.lang.ClassLoader.loadClass(ClassLoader.java:424)[?:1.8.0_101] at java.lang.ClassLoader.loadClass(ClassLoader.java:357)[?:1.8.0_101] ... 29 moreCaused by: java.lang.NoClassDefFoundError: net/minecraft/client/renderer/color/IBlockColor at java.lang.ClassLoader.defineClass1(Native Method)[?:1.8.0_101] at java.lang.ClassLoader.defineClass(ClassLoader.java:763)[?:1.8.0_101] at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)[?:1.8.0_101] at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)[launchwrapper-1.12.jar:?] ... 31 moreCaused by: java.lang.ClassNotFoundException: net.minecraft.client.renderer.color.IBlockColor at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)[launchwrapper-1.12.jar:?] at java.lang.ClassLoader.loadClass(ClassLoader.java:424)[?:1.8.0_101] at java.lang.ClassLoader.loadClass(ClassLoader.java:357)[?:1.8.0_101] ... 35 moreCaused by: java.lang.NullPointerException at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)[launchwrapper-1.12.jar:?] ... 37 more