net.minecraft.util.ReportedException: Rendering screen
    at net.minecraft.client.renderer.EntityRenderer.updateCameraAndRender(EntityRenderer.java:1108) ~[EntityRenderer.class:?]
    at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1049) ~[Minecraft.class:?]
    at net.minecraft.client.Minecraft.run(Minecraft.java:345) [Minecraft.class:?]
    at net.minecraft.client.main.Main.main(Main.java:117) [Main.class:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_45]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_45]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_45]
    at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_45]
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.11.jar:?]
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.11.jar:?]
    at net.minecraftforge.gradle.GradleStartCommon.launch(Unknown Source) [start/:?]
    at GradleStart.main(Unknown Source) [start/:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_45]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_45]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_45]
    at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_45]
    at com.intellij.rt.execution.application.AppMain.main(AppMain.java:134) [idea_rt.jar:?]
Caused by: java.lang.NullPointerException
    at genesis.item.ItemToolHead.addInformation(ItemToolHead.java:53) ~[ItemToolHead.class:?]
    at net.minecraft.item.ItemStack.getTooltip(ItemStack.java:581) ~[ItemStack.class:?]
    at net.minecraft.client.gui.GuiScreen.renderToolTip(GuiScreen.java:138) ~[GuiScreen.class:?]
    at net.minecraft.client.gui.inventory.GuiContainerCreative.renderToolTip(GuiContainerCreative.java:716) ~[GuiContainerCreative.class:?]
    at net.minecraft.client.gui.inventory.GuiContainer.drawScreen(GuiContainer.java:169) ~[GuiContainer.class:?]
    at net.minecraft.client.renderer.InventoryEffectRenderer.drawScreen(InventoryEffectRenderer.java:46) ~[InventoryEffectRenderer.class:?]
    at net.minecraft.client.gui.inventory.GuiContainerCreative.drawScreen(GuiContainerCreative.java:620) ~[GuiContainerCreative.class:?]
    at net.minecraftforge.client.ForgeHooksClient.drawScreen(ForgeHooksClient.java:462) ~[ForgeHooksClient.class:?]
    at net.minecraft.client.renderer.EntityRenderer.updateCameraAndRender(EntityRenderer.java:1078) ~[EntityRenderer.class:?]
    ... 16 more