MC Crash

---- Minecraft Crash Report ----
// There are four lights!

Time: 3/13/14 4:25 PM
Description: Handling packet

java.lang.NullPointerException: Handling packet
	at java.util.LinkedList.remove(LinkedList.java:791)
	at java.util.LinkedList.remove(LinkedList.java:226)
	at oy.a(SourceFile:130)
	at oy.a(SourceFile:181)
	at oy.c(SourceFile:163)
	at oy.a(SourceFile:116)
	at att.d(SourceFile:84)
	at att.a(SourceFile:73)
	at ahf.a(SourceFile:79)
	at agh.a(SourceFile:122)
	at od.a(SourceFile:307)
	at on.a(SourceFile:411)
	at kt.a(SourceFile:59)
	at kt.a(SourceFile:10)
	at fn.a(SourceFile:163)
	at oi.c(SourceFile:134)
	at net.minecraft.server.MinecraftServer.w(SourceFile:565)
	at net.minecraft.server.MinecraftServer.v(SourceFile:481)
	at cek.v(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:397)
	at mq.run(SourceFile:667)


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

-- Head --
Stacktrace:
	at java.util.LinkedList.remove(LinkedList.java:791)
	at java.util.LinkedList.remove(LinkedList.java:226)
	at oy.a(SourceFile:130)
	at oy.a(SourceFile:181)
	at oy.c(SourceFile:163)
	at oy.a(SourceFile:116)
	at att.d(SourceFile:84)
	at att.a(SourceFile:73)
	at ahf.a(SourceFile:79)
	at agh.a(SourceFile:122)
	at od.a(SourceFile:307)
	at on.a(SourceFile:411)
	at kt.a(SourceFile:59)
	at kt.a(SourceFile:10)

-- Packet information --
Details:
	Packet name: kt
	Packet debug:
Stacktrace:
	at fn.a(SourceFile:163)

-- Ticking connection --
Details:
	Connection: fn@58689a4d
Stacktrace:
	at oi.c(SourceFile:134)
	at net.minecraft.server.MinecraftServer.w(SourceFile:565)
	at net.minecraft.server.MinecraftServer.v(SourceFile:481)
	at cek.v(SourceFile:128)
	at net.minecraft.server.MinecraftServer.run(SourceFile:397)
	at mq.run(SourceFile:667)

-- System Details --
Details:
	Minecraft Version: 14w11a
	Operating System: Mac OS X (x86_64) version 10.9.1
	Java Version: 1.6.0_65, Apple Inc.
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
	Memory: 91179528 bytes (86 MB) / 250695680 bytes (239 MB) up to 1065025536 bytes (1015 MB)
	JVM Flags: 1 total; -Xmx1G
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Profiler Position: N/A (disabled)
	Player Count: 1 / 8; [oc['luisc99'/106, l='Test', x=269.38, y=6.00, z=-1787.27]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.