I just downloaded the latest forge so I could play Thaumcraft 3 and it crashed at the Mojang screen Here's the report:

 

 

---- Minecraft Crash Report ----

// Sorry

 

Time: 5/17/13 4:32 PM

Description: Failed to start game

 

java.lang.NullPointerException

at net.minecraft.client.gui.FontRenderer.getFontTexturePack(FontRenderer.java:1144)

at net.minecraft.client.gui.FontRenderer.func_98306_d(FontRenderer.java:222)

at net.minecraft.client.gui.FontRenderer.func_98304_a(FontRenderer.java:150)

at net.minecraft.client.gui.FontRenderer.<init>(FontRenderer.java:112)

at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:408)

at net.minecraft.client.MinecraftAppletImpl.func_71384_a(SourceFile:56)

at net.minecraft.client.Minecraft.run(Minecraft.java:733)

at java.lang.Thread.run(Unknown Source)

 

 

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

---------------------------------------------------------------------------------------

 

-- System Details --

Details:

Minecraft Version: 1.5.2

Operating System: Windows 7 (amd64) version 6.1

Java Version: 1.7.0_09, Oracle Corporation

Java VM Version: Java HotSpot 64-Bit Server VM (mixed mode), Oracle Corporation

Memory: 512465776 bytes (488 MB) / 648740864 bytes (618 MB) up to 954466304 bytes (910 MB)

JVM Flags: 2 total; -Xms512m -Xmx1024m

AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used

Suspicious classes: FML and Forge are installed

IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0

FML:

LWJGL: 2.4.2

OpenGL: ATI Mobility Radeon HD 4200 Series    GL version 3.2.9704 Compatibility Profile Context, ATI Technologies Inc.

Is Modded: Definitely; Client brand changed to 'fml,forge'

Type: Client (map_client.txt)

Texture Pack: Default

Profiler Position: N/A (disabled)

Vec3 Pool Size: ~~ERROR~~ NullPointerException: null

 

Have you installed optifine ?

If yes, try without

alright thanks Ill try that

Thanks it worked!