---- Minecraft Crash Report ----
// I just don't know what went wrong :(

Time: 4/8/14 5:49 PM
Description: Updating screen events

java.lang.OutOfMemoryError: Java heap space


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Affected screen --
Details:
	Screen name: net.minecraft.client.gui.GuiMainMenu
Stacktrace:
	at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1571)
	at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:910)
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:838)
	at net.minecraft.client.main.Main.main(SourceFile:101)
	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:131)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:27)

-- System Details --
Details:
	Minecraft Version: 1.6.4
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 30491400 bytes (29 MB) / 447741952 bytes (427 MB) up to 477102080 bytes (455 MB)
	JVM Flags: 4 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4096m -XX:MaxPermSize=256m -Xmx512M
	AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 5, tcache: 0, allocated: 7, tallocated: 41
	FML: ~~ERROR~~ OutOfMemoryError: Java heap space
	TConstruct Environment: Environment seems clean, however you are using a modpack; please report it to the pack author, not us!
	Launched Version: 1.6.4-Forge9.11.1.965
	LWJGL: 2.9.0
	OpenGL: AMD Radeon HD 7800 Series GL version 4.2.12430 Compatibility Profile Context 13.152.1.8000, ATI Technologies Inc.
	Is Modded: Definitely; Client brand changed to 'fml,forge'
	Type: Client (map_client.txt)
	Resource Pack: Default
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: ~~ERROR~~ NullPointerException: null