i really need help...

Please force a crash by pressing F3 + C for 10 seconds while in-game and attach the crash report ([minecraft|http://hopper.minecraft.net/help/finding-minecraft-data-folder]/crash-reports/crash-<DATE>-client.txt) here.

i am a friend of rafael garibaldi and he asked me to sent this:

---- Minecraft Crash Report ----
// I'm sorry, Dave.

Time: 18/12/13 19:56
Description: Manually triggered debug crash

java.lang.Throwable
 at azi.p(SourceFile:1385)
 at azi.ah(SourceFile:760)
 at azi.f(SourceFile:711)
 at net.minecraft.client.main.Main.main(SourceFile:152)


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

-- Head --
Stacktrace:
 at bka.a(SourceFile:289)

-- Affected level --
Details:
 Level name: MpServer
 All players: 1 total; [bkf['rafk12'/47, l='MpServer', x=560,92, y=10,25, z=-241,53]]
 Chunk stats: MultiplayerChunkCache: 1088, 1088
 Level seed: 0
 Level generator: ID 01 - flat, ver 0. Features enabled: false
 Level generator options: 
 Level spawn location: World: (563,4,-252), Chunk: (at 3,0,4 in 35,-16; contains blocks 560,0,-256 to 575,255,-241), Region: (1,-1; contains chunks 32,-32 to 63,-1, blocks 512,0,-512 to 1023,255,-1)
 Level time: 1744819 game time, 400500 day time
 Level dimension: 0
 Level storage version: 0x00000 - Unknown?
 Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
 Level game mode: Game mode: creative (ID 1). Hardcore: false. Cheats: false
 Forced entities: 9 total; [wb['item.item.redstone'/38, l='MpServer', x=549,44, y=3,25, z=-263,09], vf['Pig'/39, l='MpServer', x=570,81, y=1,00, z=-273,41], wb['item.item.redstone'/37, l='MpServer', x=550,88, y=4,13, z=-265,28], vf['Pig'/42, l='MpServer', x=593,78, y=4,00, z=-294,81], vf['Pig'/40, l='MpServer', x=562,50, y=1,00, z=-276,50], bkf['rafk12'/47, l='MpServer', x=560,92, y=10,25, z=-241,53], vf['Pig'/31, l='MpServer', x=498,78, y=4,00, z=-194,50], vf['Pig'/44, l='MpServer', x=623,91, y=4,00, z=-278,06], vf['Pig'/45, l='MpServer', x=618,44, y=4,00, z=-187,75]]
 Retry entities: 0 total; []
 Server brand: vanilla
 Server type: Integrated singleplayer server
Stacktrace:
 at bka.a(SourceFile:289)
 at azi.b(SourceFile:1952)
 at azi.f(SourceFile:720)
 at net.minecraft.client.main.Main.main(SourceFile:152)

-- System Details --
Details:
 Minecraft Version: 1.7.4
 Operating System: Windows 8 (amd64) version 6.2
 Java Version: 1.7.0_45, Oracle Corporation
 Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
 Memory: 77190616 bytes (73 MB) / 495976448 bytes (473 MB) up to 954728448 bytes (910 MB)
 JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
 AABB Pool Size: 22227 (1244712 bytes; 1 MB) allocated, 2 (112 bytes; 0 MB) used
 IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
 Launched Version: 1.7.4
 LWJGL: 2.9.1
 OpenGL: Intel(R) HD Graphics 4000 GL version 4.0.0 - Build 9.17.10.2849, Intel
 GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

 Is Modded: Probably not. Jar signature remains and client brand is untouched.
 Type: Client (map_client.txt)
 Resource Packs: []
 Current Language: English (US)
 Profiler Position: N/A (disabled)
 Vec3 Pool Size: 82 (4592 bytes; 0 MB) allocated, 20 (1120 bytes; 0 MB) used
 Anisotropic Filtering: On (8)

because rafael can't log in in this site

thank you Vitor Leite Alves for publishing the crash for me xD