[1.10.2][Crash] Drum NullPointerException

[MiraWaNeko]

Version: extrautils2-1.10.2-alpha-1.0.1

Stacktrace:

java.lang.NullPointerException: at index 2
    at com.google.common.collect.ObjectArrays.checkElementNotNull(ObjectArrays.java:240)
    at com.google.common.collect.ObjectArrays.checkElementsNotNull(ObjectArrays.java:231)
    at com.google.common.collect.ObjectArrays.checkElementsNotNull(ObjectArrays.java:226)
    at com.google.common.collect.ImmutableList.construct(ImmutableList.java:303)
    at com.google.common.collect.ImmutableList.copyOf(ImmutableList.java:258)
    at com.rwtema.extrautils2.backend.model.MutableModel.func_188616_a(MutableModel.java:66)
    at net.minecraft.client.renderer.RenderItem.func_175045_a(RenderItem.java:131)
    at net.minecraft.client.renderer.RenderItem.func_175036_a(RenderItem.java:112)
    at net.minecraft.client.renderer.RenderItem.func_180454_a(RenderItem.java:150)
    at net.minecraft.client.renderer.RenderItem.func_184390_a(RenderItem.java:309)
    at net.minecraft.client.renderer.RenderItem.func_184391_a(RenderItem.java:348)
    at net.minecraft.client.gui.GuiIngame.func_184044_a(GuiIngame.java:1123)
    at net.minecraft.client.gui.GuiIngame.func_180479_a(GuiIngame.java:510)
    at net.minecraftforge.client.GuiIngameForge.func_180479_a(GuiIngameForge.java:329)
    at net.minecraftforge.client.GuiIngameForge.func_175180_a(GuiIngameForge.java:140)
    at net.minecraft.client.renderer.EntityRenderer.func_181560_a(EntityRenderer.java:1072)
    at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:1076)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:371)
    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)