org.bukkit.command.CommandException: Unhandled exception executing command 'vil' in plugin Empirecraft v0.9.5
>       at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:181) ~[spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at org.bukkit.craftbukkit.v1_7_R4.CraftServer.dispatchCommand(CraftServer.java:767) ~[spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.PlayerConnection.handleCommand(PlayerConnection.java:1043) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:880) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.PacketPlayInChat.a(PacketPlayInChat.java:28) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.PacketPlayInChat.handle(PacketPlayInChat.java:65) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:186) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:734) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
Caused by: java.lang.NullPointerException
>       at com.n1t3slay3r.empirecraft.main.Main.onCommand(Main.java:1555) ~[?:?]
>       at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot18.jar:git-Spigot-1.7.9-R0.2-207-g03373bb]
>       ... 13 more
>