java.lang.NoClassDefFoundError: jp/ngt/ngtlib/renderer/model/IModelNGT
	at java.lang.Class.getDeclaredMethods0(Native Method)
	at java.lang.Class.privateGetDeclaredMethods(Unknown Source)
	at java.lang.Class.privateGetPublicMethods(Unknown Source)
	at java.lang.Class.getMethods(Unknown Source)
	at jdk.internal.dynalink.beans.AccessibleMembersLookup.lookupAccessibleMembers(AccessibleMembersLookup.java:213)
	at jdk.internal.dynalink.beans.AccessibleMembersLookup.<init>(AccessibleMembersLookup.java:119)
	at jdk.internal.dynalink.beans.FacetIntrospector.<init>(FacetIntrospector.java:113)
	at jdk.internal.dynalink.beans.StaticClassIntrospector.<init>(StaticClassIntrospector.java:94)
	at jdk.internal.dynalink.beans.StaticClassLinker$SingleClassStaticsLinker.createFacetIntrospector(StaticClassLinker.java:143)
	at jdk.internal.dynalink.beans.AbstractJavaLinker.<init>(AbstractJavaLinker.java:135)
	at jdk.internal.dynalink.beans.AbstractJavaLinker.<init>(AbstractJavaLinker.java:127)
	at jdk.internal.dynalink.beans.StaticClassLinker$SingleClassStaticsLinker.<init>(StaticClassLinker.java:116)
	at jdk.internal.dynalink.beans.StaticClassLinker$1.computeValue(StaticClassLinker.java:108)
	at jdk.internal.dynalink.beans.StaticClassLinker$1.computeValue(StaticClassLinker.java:105)
	at java.lang.ClassValue.getFromHashMap(Unknown Source)
	at java.lang.ClassValue.getFromBackup(Unknown Source)
	at java.lang.ClassValue.get(Unknown Source)
	at jdk.internal.dynalink.beans.StaticClassLinker.getGuardedInvocation(StaticClassLinker.java:190)
	at jdk.nashorn.internal.runtime.linker.NashornBeansLinker.getGuardedInvocation(NashornBeansLinker.java:137)
	at jdk.nashorn.internal.runtime.linker.NashornStaticClassLinker.delegate(NashornStaticClassLinker.java:103)
	at jdk.nashorn.internal.runtime.linker.NashornStaticClassLinker.getGuardedInvocation(NashornStaticClassLinker.java:99)
	at jdk.internal.dynalink.support.CompositeTypeBasedGuardingDynamicLinker.getGuardedInvocation(CompositeTypeBasedGuardingDynamicLinker.java:176)
	at jdk.internal.dynalink.support.CompositeGuardingDynamicLinker.getGuardedInvocation(CompositeGuardingDynamicLinker.java:124)
	at jdk.internal.dynalink.support.LinkerServicesImpl.getGuardedInvocation(LinkerServicesImpl.java:154)
	at jdk.internal.dynalink.DynamicLinker.relink(DynamicLinker.java:253)
	at jdk.nashorn.internal.scripts.Script$Recompilation$655$7787AAAA$\^eval\_.getChestData(<eval>:243)
	at jdk.nashorn.internal.scripts.Script$Recompilation$652$1331AA$\^eval\_.onUpdate(<eval>:36)
	at jdk.nashorn.internal.runtime.ScriptFunctionData.invoke(ScriptFunctionData.java:641)
	at jdk.nashorn.internal.runtime.ScriptFunction.invoke(ScriptFunction.java:494)
	at jdk.nashorn.internal.runtime.ScriptRuntime.apply(ScriptRuntime.java:393)
	at jdk.nashorn.api.scripting.ScriptObjectMirror.callMember(ScriptObjectMirror.java:199)
	at jdk.nashorn.api.scripting.NashornScriptEngine.invokeImpl(NashornScriptEngine.java:386)
	at jdk.nashorn.api.scripting.NashornScriptEngine.invokeFunction(NashornScriptEngine.java:190)
	at jp.ngt.ngtlib.io.ScriptUtil.doScriptFunction(ScriptUtil.java:58)
	at jp.ngt.ngtlib.io.ScriptUtil.doScriptIgnoreError(ScriptUtil.java:66)
	at jp.ngt.rtm.modelpack.ScriptExecuter.callMethod(ScriptExecuter.java:24)
	at jp.ngt.rtm.modelpack.ScriptExecuter.execScript(ScriptExecuter.java:31)
	at jp.ngt.rtm.block.tileentity.TileEntityMachineBase.func_145845_h(TileEntityMachineBase.java:65)
	at jp.ngt.rtm.block.tileentity.TileEntityLight.func_145845_h(TileEntityLight.java:24)
	at net.minecraft.world.World.func_72939_s(World.java:2561)
	at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:674)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:980)
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:437)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:835)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:692)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.ClassNotFoundException: jp.ngt.ngtlib.renderer.model.IModelNGT
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	... 46 more
Caused by: java.lang.RuntimeException: Attempted to load class jp/ngt/ngtlib/renderer/model/IModelNGT for invalid side SERVER
	at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:51)
	at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:279)
	at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:176)
	... 48 more