started a new world and got this when i opened my inventory i think i was holding a book from scilent gems

java.lang.NullPointerException
[B#347] at amerifrance.guideapi.network.PacketSyncHome.onMessage(PacketSyncHome.java:41) ~[PacketSyncHome.class:1.10.2-2.0.2-45]
[B#347] at amerifrance.guideapi.network.PacketSyncHome.onMessage(PacketSyncHome.java:11) ~[PacketSyncHome.class:1.10.2-2.0.2-45]
[B#347] at net.minecraftforge.fml.common.network.simpleimpl.SimpleChannelHandlerWrapper.channelRead0(SimpleChannelHandlerWrapper.java:56) ~[SimpleChannelHandlerWrapper.class:?]
[B#347] at net.minecraftforge.fml.common.network.simpleimpl.SimpleChannelHandlerWrapper.channelRead0(SimpleChannelHandlerWrapper.java:36) ~[SimpleChannelHandlerWrapper.class:?]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) ~[SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:108) [SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:108) [SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103) [MessageToMessageDecoder.class:4.0.23.Final]
[B#347] at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111) [MessageToMessageCodec.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final]
[B#347] at io.netty.channel.embedded.EmbeddedChannel.writeInbound(EmbeddedChannel.java:169) [EmbeddedChannel.class:4.0.23.Final]
[B#347] at net.minecraftforge.fml.common.network.internal.FMLProxyPacket.func_148833_a(FMLProxyPacket.java:100) [FMLProxyPacket.class:?]
[B#347] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:149) [eo.class:?]
[B#347] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:51) [eo.class:?]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.handleServerSideCustomPacket(NetworkDispatcher.java:446) [NetworkDispatcher.class:?]
[B#347] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:269) [NetworkDispatcher.class:?]
[B#347] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:73) [NetworkDispatcher.class:?]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final]
[B#347] at io.netty.channel.local.LocalChannel.finishPeerRead(LocalChannel.java:326) [LocalChannel.class:4.0.23.Final]
[B#347] at io.netty.channel.local.LocalChannel.access$400(LocalChannel.java:45) [LocalChannel.class:4.0.23.Final]
[B#347] at io.netty.channel.local.LocalChannel$5.run(LocalChannel.java:312) [LocalChannel$5.class:4.0.23.Final]
[B#347] at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:380) [SingleThreadEventExecutor.class:4.0.23.Final]
[B#347] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:357) [NioEventLoop.class:4.0.23.Final]
[B#347] at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [SingleThreadEventExecutor$2.class:4.0.23.Final]
[B#347] at java.lang.Thread.run(Unknown Source) [?:1.8.0_101]
[B#347] [22:51:49] [Netty Server IO #1/ERROR] [FML]: There was a critical exception handling a packet on channel GuideAPI
[B#347] java.lang.NullPointerException
[B#347] at amerifrance.guideapi.network.PacketSyncHome.onMessage(PacketSyncHome.java:41) ~[PacketSyncHome.class:1.10.2-2.0.2-45]
[B#347] at amerifrance.guideapi.network.PacketSyncHome.onMessage(PacketSyncHome.java:11) ~[PacketSyncHome.class:1.10.2-2.0.2-45]
[B#347] at net.minecraftforge.fml.common.network.simpleimpl.SimpleChannelHandlerWrapper.channelRead0(SimpleChannelHandlerWrapper.java:56) ~[SimpleChannelHandlerWrapper.class:?]
[B#347] at net.minecraftforge.fml.common.network.simpleimpl.SimpleChannelHandlerWrapper.channelRead0(SimpleChannelHandlerWrapper.java:36) ~[SimpleChannelHandlerWrapper.class:?]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) ~[SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:108) ~[SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:108) ~[SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103) ~[MessageToMessageDecoder.class:4.0.23.Final]
[B#347] at io.netty.handler.codec.MessageToMessageCodec.channelRead(MessageToMessageCodec.java:111) ~[MessageToMessageCodec.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) ~[AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) ~[DefaultChannelPipeline.class:4.0.23.Final]
[B#347] at io.netty.channel.embedded.EmbeddedChannel.writeInbound(EmbeddedChannel.java:169) ~[EmbeddedChannel.class:4.0.23.Final]
[B#347] at net.minecraftforge.fml.common.network.internal.FMLProxyPacket.func_148833_a(FMLProxyPacket.java:100) [FMLProxyPacket.class:?]
[B#347] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:149) [eo.class:?]
[B#347] at net.minecraft.network.NetworkManager.channelRead0(NetworkManager.java:51) [eo.class:?]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.handleServerSideCustomPacket(NetworkDispatcher.java:446) [NetworkDispatcher.class:?]
[B#347] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:269) [NetworkDispatcher.class:?]
[B#347] at net.minecraftforge.fml.common.network.handshake.NetworkDispatcher.channelRead0(NetworkDispatcher.java:73) [NetworkDispatcher.class:?]
[B#347] at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105) [SimpleChannelInboundHandler.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319) [AbstractChannelHandlerContext.class:4.0.23.Final]
[B#347] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787) [DefaultChannelPipeline.class:4.0.23.Final]
[B#347] at io.netty.channel.local.LocalChannel.finishPeerRead(LocalChannel.java:326) [LocalChannel.class:4.0.23.Final]
[B#347] at io.netty.channel.local.LocalChannel.access$400(LocalChannel.java:45) [LocalChannel.class:4.0.23.Final]
[B#347] at io.netty.channel.local.LocalChannel$5.run(LocalChannel.java:312) [LocalChannel$5.class:4.0.23.Final]
[B#347] at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:380) [SingleThreadEventExecutor.class:4.0.23.Final]
[B#347] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:357) [NioEventLoop.class:4.0.23.Final]
[B#347] at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116) [SingleThreadEventExecutor$2.class:4.0.23.Final]
[B#347] at java.lang.Thread.run(Unknown Source) [?:1.8.0_101]
[B#347] [22:51:49] [Netty Local Client IO #0/INFO] [EnderCore]: Reset configs to client values for com.enderio.core.common.config.ConfigHandler