[18:55:35] [Server thread/INFO]: [Skript] Enabling Skript v2.2-dev13
[18:55:35] [Server thread/INFO]: [Skript] Successfully generated the config, the example scripts and the aliases files.
[18:55:35] [Server thread/ERROR]: Error occurred while enabling Skript v2.2-dev13 (Is it up to date?)
java.lang.NoSuchFieldError: ICE_FLATS
	at ch.njol.skript.bukkitutil.BiomeMappings$To19Mapping.<clinit>(BiomeMappings.java:55) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_66]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_66]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_66]
	at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_66]
	at java.lang.Class.getEnumConstantsShared(Class.java:3320) ~[?:1.8.0_66]
	at java.lang.Class.getEnumConstants(Class.java:3297) ~[?:1.8.0_66]
	at ch.njol.skript.util.EnumUtils.<init>(EnumUtils.java:50) ~[?:?]
	at ch.njol.skript.bukkitutil.BiomeMappings.<clinit>(BiomeMappings.java:37) ~[?:?]
	at ch.njol.skript.util.BiomeUtils.getAllNames(BiomeUtils.java:44) ~[?:?]
	at ch.njol.skript.classes.data.BukkitClasses.<clinit>(BukkitClasses.java:822) ~[?:?]
	at ch.njol.skript.Skript.onEnable(Skript.java:277) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321) ~[Spigot.jar:git-Spigot-550ebac-7019900]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:335) [Spigot.jar:git-Spigot-550ebac-7019900]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) [Spigot.jar:git-Spigot-550ebac-7019900]
	at org.bukkit.craftbukkit.v1_8_R1.CraftServer.loadPlugin(CraftServer.java:356) [Spigot.jar:git-Spigot-550ebac-7019900]
	at org.bukkit.craftbukkit.v1_8_R1.CraftServer.enablePlugins(CraftServer.java:316) [Spigot.jar:git-Spigot-550ebac-7019900]
	at net.minecraft.server.v1_8_R1.MinecraftServer.q(MinecraftServer.java:402) [Spigot.jar:git-Spigot-550ebac-7019900]
	at net.minecraft.server.v1_8_R1.MinecraftServer.k(MinecraftServer.java:370) [Spigot.jar:git-Spigot-550ebac-7019900]
	at net.minecraft.server.v1_8_R1.MinecraftServer.a(MinecraftServer.java:325) [Spigot.jar:git-Spigot-550ebac-7019900]
	at net.minecraft.server.v1_8_R1.DedicatedServer.init(DedicatedServer.java:211) [Spigot.jar:git-Spigot-550ebac-7019900]
	at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:505) [Spigot.jar:git-Spigot-550ebac-7019900]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_66]