java.lang.IllegalArgumentException: java.lang.ClassCastException@5ba71e88
        at sun.reflect.GeneratedMethodAccessor17.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at Reflector.call(Reflector.java:204)
        at ItemRendererHD.a(ItemRendererHD.java:36)
        at tg.b(RenderBiped.java:79)
        at fe.a(SourceFile:124)
        at fe.a(SourceFile:12)
        at ahu.a(ahu.java:149)
        at af.a(SourceFile:39)
        at af.a(SourceFile:17)
        at ach.a(SourceFile:129)
        at ach.a(SourceFile:122)
        at l.a(RenderGlobal.java:465)
        at lr.a(EntityRenderer.java:1272)
        at lr.b(EntityRenderer.java:1013)
        at EntityRendererProxy.b(EntityRendererProxy.java:21)
        at net.minecraft.client.Minecraft.x(Minecraft.java:869)
        at net.minecraft.client.Minecraft.run(Minecraft.java:747)
        at java.lang.Thread.run(Unknown Source)