cn.nukkit.utils.EventException: null
	at cn.nukkit.plugin.MethodEventExecutor.execute(MethodEventExecutor.java:34) ~[nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:56) ~[nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.plugin.PluginManager.callEvent(PluginManager.java:546) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Player.doFirstSpawn(Player.java:870) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Player.sendNextChunk(Player.java:823) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Player.checkNetwork(Player.java:1821) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Server.tick(Server.java:1089) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Server.tickProcessor(Server.java:855) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Server.start(Server.java:832) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Server.<init>(Server.java:527) [nukkit-1.0-SNAPSHOT.jar:?]
	at cn.nukkit.Nukkit.main(Nukkit.java:94) [nukkit-1.0-SNAPSHOT.jar:?]
Caused by: java.lang.IllegalAccessError: tried to access field it.unimi.dsi.fastutil.longs.AbstractLong2ObjectMap$BasicEntry.key from class it.unimi.dsi.fastutil.longs.Long2ObjectArrayMap$EntrySet$2
	at it.unimi.dsi.fastutil.longs.Long2ObjectArrayMap$EntrySet$2.next(Long2ObjectArrayMap.java:178) ~[?:?]
	at it.unimi.dsi.fastutil.longs.Long2ObjectArrayMap$EntrySet$2.next(Long2ObjectArrayMap.java:165) ~[?:?]
	at de.theamychan.scoreboard.network.Scoreboard.addOrUpdateLine(Scoreboard.java:100) ~[?:?]
	at de.theamychan.scoreboard.network.ScoreboardDisplay.addLine(ScoreboardDisplay.java:26) ~[?:?]
	at me.petterim1.scoreboards.Main.lambda$onJoin$0(Main.java:57) ~[?:?]
	at java.util.ArrayList.forEach(Unknown Source) ~[?:1.8.0_201]
	at me.petterim1.scoreboards.Main.onJoin(Main.java:56) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_201]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_201]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_201]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_201]
	at cn.nukkit.plugin.MethodEventExecutor.execute(MethodEventExecutor.java:29) ~[nukkit-1.0-SNAPSHOT.jar:?]
	... 10 more