[12:05:00 ERROR]: Error occurred while enabling RacesOfThana v2.1.9 (Is it up to date?)
java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/libs/org/apache/commons/lang3/EnumUtils
        at com.zthana.racesofthana.handlers.RaceHandler.refreshRaces(RaceHandler.java:393) ~[?:?]
        at com.zthana.racesofthana.handlers.RaceHandler.<init>(RaceHandler.java:56) ~[?:?]
        at com.zthana.racesofthana.RacesOfThana.onEnable(RacesOfThana.java:58) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:265) ~[spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:347) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:410) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugin(CraftServer.java:436) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugins(CraftServer.java:350) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at net.minecraft.server.v1_13_R2.MinecraftServer.l(MinecraftServer.java:580) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:542) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:420) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at net.minecraft.server.v1_13_R2.DedicatedServer.init(DedicatedServer.java:294) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:698) [spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_201]
Caused by: java.lang.ClassNotFoundException: org.bukkit.craftbukkit.libs.org.apache.commons.lang3.EnumUtils
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:87) ~[spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:82) ~[spigot-1.13.2.jar:git-Spigot-1a3504a-dfa7583]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_201]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_201]
        ... 14 more