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Ok, so, as the title states i need help. My game keeps crashing even though i havnt changed anything and was playing it earlier today and it was working perfectly

Crash report

---- Minecraft Crash Report ----
// There are four lights!

Time: 14/12/15 5:53 PM
Description: Initializing game

java.lang.IllegalStateException: glGetString(GL_VERSION) returned null - possibly caused by missing current context.
at org.lwjgl.opengl.GLContext.getSupportedExtensions(GLContext.java:230)
at org.lwjgl.opengl.ContextCapabilities.initAllStubs(ContextCapabilities.java:5441)
at org.lwjgl.opengl.ContextCapabilities.<init>(ContextCapabilities.java:5863)
at org.lwjgl.opengl.GLContext.useContext(GLContext.java:374)
at org.lwjgl.opengl.ContextGL.makeCurrent(ContextGL.java:195)
at org.lwjgl.opengl.DrawableGL.makeCurrent(DrawableGL.java:110)
at org.lwjgl.opengl.Display.makeCurrent(Display.java:706)
at org.lwjgl.opengl.Display.makeCurrentAndSetSwapInterval(Display.java:1025)
at org.lwjgl.opengl.Display.create(Display.java:852)
at org.lwjgl.opengl.Display.create(Display.java:757)
at net.minecraftforge.client.ForgeHooksClient.createDisplay(ForgeHooksClient.java:327)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:432)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

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

-- Head --
Stacktrace:
at org.lwjgl.opengl.GLContext.getSupportedExtensions(GLContext.java:230)
at org.lwjgl.opengl.ContextCapabilities.initAllStubs(ContextCapabilities.java:5441)
at org.lwjgl.opengl.ContextCapabilities.<init>(ContextCapabilities.java:5863)
at org.lwjgl.opengl.GLContext.useContext(GLContext.java:374)
at org.lwjgl.opengl.ContextGL.makeCurrent(ContextGL.java:195)
at org.lwjgl.opengl.DrawableGL.makeCurrent(DrawableGL.java:110)
at org.lwjgl.opengl.Display.makeCurrent(Display.java:706)
at org.lwjgl.opengl.Display.makeCurrentAndSetSwapInterval(Display.java:1025)
at org.lwjgl.opengl.Display.create(Display.java:852)
at org.lwjgl.opengl.Display.create(Display.java:757)
at net.minecraftforge.client.ForgeHooksClient.createDisplay(ForgeHooksClient.java:327)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:432)

-- Initialization --
Details:
Stacktrace:
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
at net.minecraft.client.main.Main.main(SourceFile:148)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 123838000 bytes (118 MB) / 255066112 bytes (243 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML:
Launched Version: 1.7.10-Forge10.13.4.1448-1.7.10
LWJGL: 2.9.1
OpenGL: null GL version null, null
GL Caps:
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: [Sphax PureBDcraft 128x MC17.zip, Sphax_Forestry_128x.zip, Sphax_128x_IC2_Ver2.2.756.zip] Current Language: ~~ERROR~~ NullPointerException: null
Profiler Position: N/A (disabled)
Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Anisotropic Filtering: Off (1)

any help would be great