[23:33:41] [Server thread/INFO]: [PvpDuels] Enabling PvpDuels v0.2
[23:33:41] [Server thread/ERROR]: Error occurred while enabling PvpDuels v0.2 (Is it up to date?)
java.lang.NullPointerException
	at me.darkreval.pvpduels.ArenaManager.loadArenas(ArenaManager.java:35) ~[?:?]
	at me.darkreval.pvpduels.PvpDuels.onEnable(PvpDuels.java:20) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321) ~[start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.loadPlugin(CraftServer.java:356) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.enablePlugins(CraftServer.java:316) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at net.minecraft.server.v1_8_R3.MinecraftServer.s(MinecraftServer.java:414) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at net.minecraft.server.v1_8_R3.MinecraftServer.k(MinecraftServer.java:378) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at net.minecraft.server.v1_8_R3.MinecraftServer.a(MinecraftServer.java:333) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:263) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:524) [start1.8.8.jar:git-Spigot-6c9b0a1-de5c261]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_40]