[09:39:12] [Server thread/WARN]: Failed to handle packet for /82.74.171.153:53695java.lang.NullPointerExceptionat net.minecraft.nbt.NBTTagCompound.func_74737_b(NBTTagCompound.java:345) ~[dh.class:?]at net.minecraft.item.ItemStack.func_77946_l(ItemStack.java:396) ~[add.class:?]at net.minecraft.inventory.Container.func_75142_b(Container.java:134) ~[zs.class:?]at net.minecraft.network.NetHandlerPlayServer.func_147351_a(NetHandlerPlayServer.java:2088) ~[nh.class:?]at net.minecraft.network.play.client.C0EPacketClickWindow.func_148833_a(SourceFile:32) ~[ix.class:?]at net.minecraft.network.play.client.C0EPacketClickWindow.func_148833_a(SourceFile:10) ~[ix.class:?]at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:244) ~[ej.class:?]at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:173) [nc.class:?]at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:980) [MinecraftServer.class:?]at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:430) [lt.class:?]at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:798) [MinecraftServer.class:?]at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:658) [MinecraftServer.class:?]at java.lang.Thread.run(Thread.java:745) [?:1.7.0_101][09:39:13] [Server thread/ERROR]: Encountered an unexpected exceptionnet.minecraft.util.ReportedException: Ticking entityat net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:960) ~[MinecraftServer.class:?]at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:430) ~[lt.class:?]at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:798) ~[MinecraftServer.class:?]at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:658) [MinecraftServer.class:?]at java.lang.Thread.run(Thread.java:745) [?:1.7.0_101]Caused by: java.lang.NullPointerExceptionat net.minecraft.nbt.NBTTagCompound.func_74737_b(NBTTagCompound.java:345) ~[dh.class:?]at net.minecraft.item.ItemStack.func_77946_l(ItemStack.java:396) ~[add.class:?]at net.minecraft.inventory.Container.func_75142_b(Container.java:134) ~[zs.class:?]at net.minecraft.entity.player.EntityPlayerMP.func_70071_h_(EntityPlayerMP.java:311) ~[mw.class:?]at net.minecraft.world.World.func_72866_a(World.java:2643) ~[ahb.class:?]at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:832) ~[mt.class:?]at net.minecraft.world.World.func_72870_g(World.java:2596) ~[ahb.class:?]at net.minecraft.world.World.func_72939_s(World.java:2409) ~[ahb.class:?]at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:664) ~[mt.class:?]at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:943) ~[MinecraftServer.class:?]... 4 more[09:39:13] [Server thread/ERROR]: Cause of unexpected exception wasjava.lang.NullPointerExceptionat net.minecraft.nbt.NBTTagCompound.func_74737_b(NBTTagCompound.java:345) ~[dh.class:?]at net.minecraft.item.ItemStack.func_77946_l(ItemStack.java:396) ~[add.class:?]at net.minecraft.inventory.Container.func_75142_b(Container.java:134) ~[zs.class:?]at net.minecraft.entity.player.EntityPlayerMP.func_70071_h_(EntityPlayerMP.java:311) ~[mw.class:?]at net.minecraft.world.World.func_72866_a(World.java:2643) ~[ahb.class:?]at net.minecraft.world.WorldServer.func_72866_a(WorldServer.java:832) ~[mt.class:?]at net.minecraft.world.World.func_72870_g(World.java:2596) ~[ahb.class:?]at net.minecraft.world.World.func_72939_s(World.java:2409) ~[ahb.class:?]at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:664) ~[mt.class:?]at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:943) ~[MinecraftServer.class:?]at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:430) ~[lt.class:?]at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:798) ~[MinecraftServer.class:?]at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:658) [MinecraftServer.class:?]at java.lang.Thread.run(Thread.java:745) [?:1.7.0_101]