Crashing after installing optifine?

[Nysh]

I tried hexxit without optifine and it worked. When I installed optifine I crashed. Optifine was working up until yesterday. Here's the crash report;

---- Minecraft Crash Report ----

// Hey, that tickles! Hehehe!

Time: 11/10/13 2:45 PM

Description: Failed to start game

org.lwjgl.opengl.OpenGLException: Invalid value (1281)

at org.lwjgl.opengl.Util.checkGLError(Util.java:59)

at org.lwjgl.opengl.DrawableGL.checkGLError(DrawableGL.java:82)

at org.lwjgl.opengl.Display.swapBuffers(Display.java:617)

at net.minecraft.client.Minecraft.func_71357_I(Minecraft.java:518)

at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:407)

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 (x86) version 6.1

Java Version: 1.7.0_25, Oracle Corporation

Java VM Version: Java HotSpot Client VM (mixed mode), Oracle Corporation

Memory: 18651368 bytes (17 MB) / 80920576 bytes (77 MB) up to 1037959168 bytes (989 MB)

JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1024m -XX:MaxPermSize=128m

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: 2.9.0

OpenGL: AMD M880G with ATI Mobility Radeon HD 4250 GL version 3.3.10179 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

[phazeonphoenix]

Did you download the latest OptiFine or a version built for MC 1.5.2? Hexxit is still based off MC 1.5.2 and you need a version of OptiFine for that version.