[09:56:18] [Client thread/FATAL]: Reported exception thrown!
net.minecraft.util.ReportedException: Updating screen events
	at net.minecraft.client.Minecraft.runTick(Minecraft.java:1810) ~[Minecraft.class:?]
	at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1118) ~[Minecraft.class:?]
	at net.minecraft.client.Minecraft.run(Minecraft.java:406) [Minecraft.class:?]
	at net.minecraft.client.main.Main.main(Main.java:118) [Main.class:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_121]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_121]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_121]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_121]
	at net.minecraftforge.gradle.GradleStartCommon.launch(GradleStartCommon.java:97) [start/:?]
	at GradleStart.main(GradleStart.java:26) [start/:?]
Caused by: java.lang.NullPointerException
	at net.minecraft.client.gui.inventory.GuiContainerCreative.isMouseOverTab(GuiContainerCreative.java:802) ~[GuiContainerCreative.class:?]
	at net.minecraft.client.gui.inventory.GuiContainerCreative.mouseClicked(GuiContainerCreative.java:434) ~[GuiContainerCreative.class:?]
	at net.minecraft.client.gui.GuiScreen.handleMouseInput(GuiScreen.java:617) ~[GuiScreen.class:?]
	at net.minecraft.client.gui.inventory.GuiContainerCreative.handleMouseInput(GuiContainerCreative.java:579) ~[GuiContainerCreative.class:?]
	at net.minecraft.client.gui.GuiScreen.handleInput(GuiScreen.java:583) ~[GuiScreen.class:?]
	at net.minecraft.client.Minecraft.runTick(Minecraft.java:1797) ~[Minecraft.class:?]
	... 15 more
[09:56:18] [Client thread/INFO] [STDOUT]: [net.minecraft.init.Bootstrap:printToSYSOUT:649]: ---- Minecraft Crash Report ----
// There are four lights!

Time: 2/6/17 9:56 AM
Description: Updating screen events

java.lang.NullPointerException: Updating screen events
	at net.minecraft.client.gui.inventory.GuiContainerCreative.isMouseOverTab(GuiContainerCreative.java:802)
	at net.minecraft.client.gui.inventory.GuiContainerCreative.mouseClicked(GuiContainerCreative.java:434)
	at net.minecraft.client.gui.GuiScreen.handleMouseInput(GuiScreen.java:617)
	at net.minecraft.client.gui.inventory.GuiContainerCreative.handleMouseInput(GuiContainerCreative.java:579)
	at net.minecraft.client.gui.GuiScreen.handleInput(GuiScreen.java:583)
	at net.minecraft.client.Minecraft.runTick(Minecraft.java:1797)
	at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1118)
	at net.minecraft.client.Minecraft.run(Minecraft.java:406)
	at net.minecraft.client.main.Main.main(Main.java:118)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at net.minecraftforge.gradle.GradleStartCommon.launch(GradleStartCommon.java:97)
	at GradleStart.main(GradleStart.java:26)