2013-05-15 08:26:47 [INFO] [STDERR] Exception in thread "Minecraft main thread" java.lang.NoSuchFieldError: manager
2013-05-15 08:26:47 [INFO] [STDERR] 	at com.xcompwiz.mystcraft.client.audio.SoundHandler.onSoundLoad(SoundHandler.java:52)
2013-05-15 08:26:47 [INFO] [STDERR] 	at net.minecraftforge.event.ASMEventHandler_52_SoundHandler_onSoundLoad_SoundLoadEvent.invoke(.dynamic)
2013-05-15 08:26:47 [INFO] [STDERR] 	at net.minecraftforge.event.ASMEventHandler.invoke(ASMEventHandler.java:35)
2013-05-15 08:26:47 [INFO] [STDERR] 	at net.minecraftforge.event.EventBus.post(EventBus.java:103)
2013-05-15 08:26:47 [INFO] [STDERR] 	at net.minecraft.client.audio.SoundManager.func_77373_a(SoundManager.java:80)
2013-05-15 08:26:47 [INFO] [STDERR] 	at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:441)
2013-05-15 08:26:47 [INFO] [STDERR] 	at net.minecraft.client.MinecraftAppletImpl.func_71384_a(SourceFile:56)
2013-05-15 08:26:47 [INFO] [STDERR] 	at net.minecraft.client.Minecraft.run(Minecraft.java:732)
2013-05-15 08:26:47 [INFO] [STDERR] 	at java.lang.Thread.run(Unknown Source)