[03:58:30] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'rg' in plugin ResourceGenerators v1.0.0
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:140) ~[spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.dispatchCommand(CraftServer.java:646) ~[spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.PlayerConnection.handleCommand(PlayerConnection.java:1351) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.PlayerConnection.a(PlayerConnection.java:1186) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_91]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_91]
	at net.minecraft.server.v1_10_R1.SystemUtils.a(SourceFile:45) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:732) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) [spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_91]
Caused by: java.lang.NullPointerException
	at net.cjservers.resourcegens.Utils.createGenList(Utils.java:30) ~[?:?]
	at net.cjservers.resourcegens.Commands.onCommand(Commands.java:81) ~[?:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot-1.10.2.jar:git-Spigot-90f61bc-29e1d72]
	... 15 more