White screen after Mojang logo

[SamByrne]

I've updated my technic launcher to 3.0.3, once I log in, the mojang screen hangs for a bit then I get the following error message;

Mods loaded: 7

ModLoader 1.2.5

mod_CodeChickenCore 0.5.2

mod_MinecraftForge 3.1.3.107

mod_NotEnoughItems 1.2.2

mod_InvTweaks 1.35 (1.0.0)

mod_MAtmos_forModLoader r8 for 1.0

mod_ItemDescriptions 1.1

Minecraft has crashed!

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

Minecraft has stopped running because it encountered a problem.

--- BEGIN ERROR REPORT 2e7607ec --------

Generated 6/8/12 8:52 PM

Minecraft: Minecraft 1.2.5

OS: Mac OS X (x86_64) version 10.6.8

Java: 1.6.0_29, Apple Inc.

VM: Java HotSpot 64-Bit Server VM (mixed mode), Apple Inc.

LWJGL: 2.4.2

OpenGL: ATI Radeon HD 2600 PRO OpenGL Engine version 2.1 ATI-1.6.36, ATI Technologies Inc.

java.lang.VerifyError: (class: InvTweaksObfuscation, method: playSoundAtEntity signature: (Lry;Ldi;Ljava/lang/String;FF)V) Incompatible argument to function

at InvTweaksConst.<clinit>(InvTweaksConst.java:23)

at mod_InvTweaks.load(mod_InvTweaks.java:29)

at ModLoader.init(ModLoader.java:891)

at ModLoader.addAllRenderers(ModLoader.java:189)

at ahu.<init>(RenderManager.java:86)

at ahu.<clinit>(RenderManager.java:14)

at net.minecraft.client.Minecraft.a(Minecraft.java:394)

at net.minecraft.client.Minecraft.run(Minecraft.java:732)

at java.lang.Thread.run(Thread.java:680)

--- END ERROR REPORT 351a7685 ----------

I've tried re-downloading the launcher but that didn't help and i'm not sure what to try :S