[04:41:55 ERROR]: nullorg.bukkit.command.CommandException: Unhandled exception executing command 'arena' in plugin KohiPractice v0.0.1-b02	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[server.jar:git-PaperSpigot-43]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:181) ~[server.jar:git-PaperSpigot-43]	at org.bukkit.craftbukkit.v1_7_R4.CraftServer.dispatchCommand(CraftServer.java:766) ~[server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.PlayerConnection.handleCommand(PlayerConnection.java:1044) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:881) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.PacketPlayInChat.a(PacketPlayInChat.java:28) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.PacketPlayInChat.handle(PacketPlayInChat.java:65) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:189) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:789) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:307) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:638) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:544) [server.jar:git-PaperSpigot-43]	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [server.jar:git-PaperSpigot-43]Caused by: java.lang.NullPointerException	at com.slurpeh.servercore.practice.util.LocationUtil.getString(LocationUtil.java:16) ~[?:?]	at com.slurpeh.servercore.practice.arena.ArenaCommand.onCommand(ArenaCommand.java:32) ~[?:?]	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[server.jar:git-PaperSpigot-43]	... 13 more