[17:21:32] [Server thread/INFO]: camster1314 issued server command: /is
[17:21:32] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'is' in plugin uSkyBlock v2.7.0-SNAPSHOT
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:140) ~[spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.dispatchCommand(CraftServer.java:646) ~[spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.PlayerConnection.handleCommand(PlayerConnection.java:1351) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.PlayerConnection.a(PlayerConnection.java:1186) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_74]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_74]
	at net.minecraft.server.v1_10_R1.SystemUtils.a(SourceFile:45) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:732) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) [spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_74]
Caused by: java.lang.NullPointerException
	at java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936) ~[?:1.8.0_74]
	at us.talabrek.ultimateskyblock.uuid.FilePlayerDB.addEntry(FilePlayerDB.java:220) ~[?:?]
	at us.talabrek.ultimateskyblock.uuid.FilePlayerDB.updatePlayer(FilePlayerDB.java:162) ~[?:?]
	at us.talabrek.ultimateskyblock.uuid.FilePlayerDB.getName(FilePlayerDB.java:121) ~[?:?]
	at us.talabrek.ultimateskyblock.island.IslandInfo.getMembers(IslandInfo.java:346) ~[?:?]
	at us.talabrek.ultimateskyblock.island.IslandInfo.getLevel(IslandInfo.java:604) ~[?:?]
	at us.talabrek.ultimateskyblock.menu.SkyBlockMenu.createMainMenu(SkyBlockMenu.java:548) ~[?:?]
	at us.talabrek.ultimateskyblock.menu.SkyBlockMenu.displayIslandGUI(SkyBlockMenu.java:446) ~[?:?]
	at us.talabrek.ultimateskyblock.command.IslandCommand.onCommand(IslandCommand.java:84) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot-1.10.2_31.07.jar:git-Spigot-90f61bc-83a9dbd]
	... 15 more