Press play and says not responding

I press play and the Mojang logo appears but nothing happens then the applications says not responding, it then crashes and creates a crash report.

full report :

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

Time: 10/03/15 15:18
Description: Initializing game

bmh: Unable to fit: minecraft:items/record_13 - size: 256x256 - Maybe try a lowerresolution resourcepack?
at bmg.c(SourceFile:60)
at bmi.b(SourceFile:197)
at bmi.a(SourceFile:77)
at bou.j(SourceFile:553)
at bou.a(SourceFile:139)
at bov.a(SourceFile:23)
at bno.a(SourceFile:99)
at avf.am(SourceFile:448)
at avf.a(SourceFile:310)
at net.minecraft.client.main.Main.main(SourceFile:124)

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

– Head –
Stacktrace:
at bmg.c(SourceFile:60)
at bmi.b(SourceFile:197)
at bmi.a(SourceFile:77)
at bou.j(SourceFile:553)
at bou.a(SourceFile:139)
at bov.a(SourceFile:23)
at bno.a(SourceFile:99)
at avf.am(SourceFile:448)

– Initialization –
Details:
Stacktrace:
at avf.a(SourceFile:310)
at net.minecraft.client.main.Main.main(SourceFile:124)

– System Details –
Details:
Minecraft Version: 1.8.3
Operating System: Windows 7 (amd64) version 6.1
CPU: 8x Intel(R) Core(TM) i7-4700MQ CPU @ 2.40GHz
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 324172048 bytes (309 MB) / 803278848 bytes (766 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
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
Launched Version: 1.8.3
LWJGL: 2.9.4
OpenGL: Intel(R) HD Graphics 4600 GL version 4.3.0 - Build 10.18.10.3960, Intel
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

Using VBOs: No
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: [Sphax PureBDcraft 256x MC17.zip]
Current Language: English (US)
Profiler Position: N/A (disabled)