Internal Excpetions

[13:48:33] [Client thread/INFO]: Setting user: Quwarkeyy
[13:48:33] [Client thread/INFO]: (Session ID is token:9505946f238c4e0e91ae1a12f02a5bf2:32a30e6bc07c457cb5b3b78f3bf86264)
[13:48:34] [Client thread/INFO]: LWJGL Version: 2.9.4
[13:48:34] [Client thread/INFO]: Reloading ResourceManager: Default, #DarkEditRed.zip
[13:48:35] [Sound Library Loader/INFO]: Starting up SoundSystem...
[13:48:35] [Thread-6/INFO]: Initializing LWJGL OpenAL
[13:48:35] [Thread-6/INFO]: (The LWJGL binding of OpenAL.  For more information, see http://www.lwjgl.org)
[13:48:35] [Thread-6/INFO]: OpenAL initialized.
[13:48:35] [Sound Library Loader/INFO]: Sound engine started
[13:48:37] [Client thread/INFO]: Created: 2048x2048 textures-atlas
[13:49:07] [Client thread/INFO]: Connecting to eu.oc.tc, 25565
[13:49:07] [Client thread/INFO]: Connecting to eu.oc.tc, 25565
[13:49:12] [Client thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.IndexOutOfBoundsException: readerIndex(1) + length(83) exceeds writerIndex(11): UnpooledHeapByteBuf(ridx: 1, widx: 11, cap: 11)
	at java.util.concurrent.FutureTask.report(Unknown Source) ~[?:1.8.0_45]
	at java.util.concurrent.FutureTask.get(Unknown Source) ~[?:1.8.0_45]
	at g.a(SourceFile:61) [1.8.6.jar:?]
	at ave.av(SourceFile:880) [1.8.6.jar:?]
	at ave.a(SourceFile:325) [1.8.6.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.6.jar:?]
Caused by: java.lang.IndexOutOfBoundsException: readerIndex(1) + length(83) exceeds writerIndex(11): UnpooledHeapByteBuf(ridx: 1, widx: 11, cap: 11)
	at io.netty.buffer.AbstractByteBuf.checkReadableBytes(AbstractByteBuf.java:1175) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
	at io.netty.buffer.AbstractByteBuf.readBytes(AbstractByteBuf.java:655) ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
	at em.readBytes(SourceFile:669) ~[1.8.6.jar:?]
	at em.c(SourceFile:243) ~[1.8.6.jar:?]
	at bcy.a(SourceFile:1291) ~[1.8.6.jar:?]
	at gg.a(SourceFile:52) ~[1.8.6.jar:?]
	at gg.a(SourceFile:9) ~[1.8.6.jar:?]
	at fh$1.run(SourceFile:13) ~[1.8.6.jar:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_45]
	at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_45]
	at g.a(SourceFile:60) ~[1.8.6.jar:?]
	... 3 more
[13:49:12] [Client thread/INFO]: [CHAT]