[1.7.10]Sound Error Crash after updating

[SuperLuke]

I just updated to 1.7.10 and randomly (even without anything in my mod) I crash, but I couldn't find anything on the internet on how to fix it. here's the error log

[19:33:57] [server thread/INFO] [FML]: Applying holder lookups
[19:33:57] [server thread/INFO] [FML]: Holder lookups applied
[19:33:57] [Client thread/FATAL]: Unreported exception thrown!
java.lang.NullPointerException
at net.minecraft.client.audio.SoundManager$SoundSystemStarterThread.playing(SoundManager.java:547) ~[soundManager$SoundSystemStarterThread.class:?]
at net.minecraft.client.audio.SoundManager.updateAllSounds(SoundManager.java:245) ~[soundManager.class:?]
at net.minecraft.client.audio.SoundHandler.update(SoundHandler.java:224) ~[soundHandler.class:?]
at net.minecraft.client.Minecraft.runTick(Minecraft.java:2104) ~[Minecraft.class:?]
at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1039) ~[Minecraft.class:?]
at net.minecraft.client.Minecraft.run(Minecraft.java:962) [Minecraft.class:?]
at net.minecraft.client.main.Main.main(Main.java:164) [Main.class:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_51]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_51]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_51]
at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_51]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
at net.minecraftforge.gradle.GradleStartCommon.launch(Unknown Source) [start/:?]
at GradleStart.main(Unknown Source) [start/:?]
[19:33:57] [Client thread/INFO] [sTDOUT]: [net.minecraft.client.Minecraft:displayCrashReport:388]: ---- Minecraft Crash Report ----
// You're mean.

Time: 6/24/16 7:33 PM
Description: Unexpected error

java.lang.NullPointerException: Unexpected error
at net.minecraft.client.audio.SoundManager$SoundSystemStarterThread.playing(SoundManager.java:547)
at net.minecraft.client.audio.SoundManager.updateAllSounds(SoundManager.java:245)
at net.minecraft.client.audio.SoundHandler.update(SoundHandler.java:224)
at net.minecraft.client.Minecraft.runTick(Minecraft.java:2104)
at net.minecraft.client.Minecraft.runGameLoop(Minecraft.java:1039)
at net.minecraft.client.Minecraft.run(Minecraft.java:962)
at net.minecraft.client.main.Main.main(Main.java:164)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at net.minecraftforge.gradle.GradleStartCommon.launch(Unknown Source)
at GradleStart.main(Unknown Source)


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

-- Head --
Stacktrace:
at net.minecraft.client.audio.SoundManager$SoundSystemStarterThread.playing(SoundManager.java:547)
at net.minecraft.client.audio.SoundManager.updateAllSounds(SoundManager.java:245)
at net.minecraft.client.audio.SoundHandler.update(SoundHandler.java:224)

-- Affected level --
Details:
Level name: MpServer
All players: 1 total; [EntityClientPlayerMP['Player718'/358, l='MpServer', x=-115.50, y=65.62, z=250.50]]
Chunk stats: MultiplayerChunkCache: 81, 81
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options: 
Level spawn location: World: (-108,64,256), Chunk: (at 4,4,0 in -7,16; contains blocks -112,0,256 to -97,255,271), Region: (-1,0; contains chunks -32,0 to -1,31, blocks -512,0,0 to -1,255,511)
Level time: 1885 game time, 1885 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
Retry entities: 0 total; []
Server brand: fml,forge
Server type: Integrated singleplayer server
Stacktrace:
at net.minecraft.client.multiplayer.WorldClient.addWorldInfoToCrashReport(WorldClient.java:415)
at net.minecraft.client.Minecraft.addGraphicsAndWorldToCrashReport(Minecraft.java:2566)
at net.minecraft.client.Minecraft.run(Minecraft.java:991)
at net.minecraft.client.main.Main.main(Main.java:164)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at net.minecraftforge.gradle.GradleStartCommon.launch(Unknown Source)
at GradleStart.main(Unknown Source)

any Ideas?