[14:18:41] [Server thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.NullPointerException
	at java.util.concurrent.FutureTask.report(Unknown Source) ~[?:1.8.0_111]
	at java.util.concurrent.FutureTask.get(Unknown Source) ~[?:1.8.0_111]
	at net.minecraft.util.Util.func_181617_a(SourceFile:47) [h.class:?]
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:720) [MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:665) [MinecraftServer.class:?]
	at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:185) [chb.class:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:523) [MinecraftServer.class:?]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_111]
Caused by: java.lang.NullPointerException
	at com.lothrazar.cyclicmagic.net.PacketChestSack$1.run(PacketChestSack.java:63) ~[PacketChestSack$1.class:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[?:1.8.0_111]
	at java.util.concurrent.FutureTask.run(Unknown Source) ~[?:1.8.0_111]
	at net.minecraft.util.Util.func_181617_a(SourceFile:46) ~[h.class:?]
	... 5 more
[14:18:41] [Server thread/INFO]: Aithne4 lost connection: Disconnected
[14:18:41] [Server thread/INFO]: Aithne4 left the game