[06:21:09 ERROR]: [ItemFix] Unhandled exception occured in onPacketReceiving(PacketEvent) for ItemFix
java.lang.NullPointerException
        at me.kyle.ka.ItemCheck.check(ItemCheck.java:40) ~[ItemFix.jar:?]
        at me.kyle.ka.Main$1.onPacketReceiving(Main.java:159) ~[ItemFix.jar:?]
        at com.comphenix.protocol.injector.SortedPacketListenerList.invokeReceivingListener(SortedPacketListenerList.java:114) [ProtocolLib.jar:?]
        at com.comphenix.protocol.injector.SortedPacketListenerList.invokePacketRecieving(SortedPacketListenerList.java:67) [ProtocolLib.jar:?]
        at com.comphenix.protocol.injector.PacketFilterManager.handlePacket(PacketFilterManager.java:628) [ProtocolLib.jar:?]
        at com.comphenix.protocol.injector.PacketFilterManager.invokePacketRecieving(PacketFilterManager.java:595) [ProtocolLib.jar:?]
        at com.comphenix.protocol.injector.netty.NettyProtocolInjector.packetReceived(NettyProtocolInjector.java:295) [ProtocolLib.jar:?]
        at com.comphenix.protocol.injector.netty.NettyProtocolInjector.onPacketReceiving(NettyProtocolInjector.java:261) [ProtocolLib.jar:?]
        at com.comphenix.protocol.injector.netty.ChannelInjector.decode(ChannelInjector.java:523) [ProtocolLib.jar:?]
        at net.minecraft.util.io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:232) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:131) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:173) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at com.comphenix.protocol.injector.netty.ChannelInjector$4.channelRead(ChannelInjector.java:260) [ProtocolLib.jar:?]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:173) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.handler.timeout.ReadTimeoutHandler.channelRead(ReadTimeoutHandler.java:149) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.invokeChannelRead(DefaultChannelHandlerContext.java:337) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelHandlerContext.fireChannelRead(DefaultChannelHandlerContext.java:323) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:785) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:100) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:480) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:447) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:341) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at net.minecraft.util.io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:101) [creative.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
        at java.lang.Thread.run(Thread.java:745) [?:1.8.0_11]
[06:21:09 WARN]: [ProtocolLib] Warning: Cannot convert to a String with Apache: null
[06:21:09 ERROR]: Parameters:
  { slot = 36, b = { count = 1, c = 0, item = NULL, tag = NULL, damage = 0, g = NULL }, timestamp = 1412245269055 }