java.lang.NoClassDefFoundError: mezz/jei/gui/MasterFocus

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java.lang.NoClassDefFoundError: mezz/jei/gui/MasterFocus
at me.superckl.jet.handler.RenderTickHandler.resetGuiLogic(RenderTickHandler.java:284)
at me.superckl.jet.handler.RenderTickHandler.checkLastItem(RenderTickHandler.java:275)
at me.superckl.jet.handler.RenderTickHandler.onRenderTick(RenderTickHandler.java:76)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_553_RenderTickHandler_onRenderTick_Pre.invoke(.dynamic)
at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:168)
at net.minecraftforge.client.GuiIngameForge.pre(GuiIngameForge.java:884)
at net.minecraftforge.client.GuiIngameForge.renderCrosshairs(GuiIngameForge.java:215)
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 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)

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