[12:12:42] [Server thread/INFO]: md_5[/127.0.0.1:52310] logged in with entity id 1087 at (-69.5, 68.0, 312.5)
[12:12:42] [Server thread/INFO]: md_5 joined the game
[12:12:52] [Server thread/INFO]: [md_5: Given [Eye of Ender] * 1 to md_5]
[12:12:53] [Server thread/FATAL]: Error executing task
java.util.concurrent.ExecutionException: java.lang.NullPointerException
	at java.util.concurrent.FutureTask.report(FutureTask.java:122) ~[?:1.8.0_91]
	at java.util.concurrent.FutureTask.get(FutureTask.java:192) ~[?:1.8.0_91]
	at h.a(SourceFile:46) [minecraft_server.1.9.4.jar:?]
	at net.minecraft.server.MinecraftServer.D(SourceFile:598) [minecraft_server.1.9.4.jar:?]
	at lb.D(SourceFile:340) [minecraft_server.1.9.4.jar:?]
	at net.minecraft.server.MinecraftServer.C(SourceFile:554) [minecraft_server.1.9.4.jar:?]
	at net.minecraft.server.MinecraftServer.run(SourceFile:458) [minecraft_server.1.9.4.jar:?]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_91]
Caused by: java.lang.NullPointerException
	at awd.a(SourceFile:234) ~[minecraft_server.1.9.4.jar:?]
	at awb.c(SourceFile:96) ~[minecraft_server.1.9.4.jar:?]
	at awb.a(SourceFile:58) ~[minecraft_server.1.9.4.jar:?]
	at atn.a(SourceFile:526) ~[minecraft_server.1.9.4.jar:?]
	at lp.a(SourceFile:223) ~[minecraft_server.1.9.4.jar:?]
	at adb.a(SourceFile:82) ~[minecraft_server.1.9.4.jar:?]
	at adq.a(SourceFile:146) ~[minecraft_server.1.9.4.jar:?]
	at lt.a(SourceFile:270) ~[minecraft_server.1.9.4.jar:?]
	at mc.a(SourceFile:664) ~[minecraft_server.1.9.4.jar:?]
	at ji.a(SourceFile:32) ~[minecraft_server.1.9.4.jar:?]
	at ji.a(SourceFile:9) ~[minecraft_server.1.9.4.jar:?]
	at fj$1.run(SourceFile:13) ~[minecraft_server.1.9.4.jar:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_91]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_91]
	at h.a(SourceFile:45) ~[minecraft_server.1.9.4.jar:?]
	... 5 more