[05:26:58] [Server thread/INFO]: sushi issued server command: /referrals stats
[05:26:58] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'referrals' in plugin Referrals v1.1
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641) ~[server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_131]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_131]
	at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
Caused by: java.lang.NullPointerException
	at me.joseph.referral.Main.onCommand(Main.java:170) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[server_hub_1.jar:git-Spigot-db6de12-d3e0b6f]
	... 15 more