[21:44:52 INFO]: [MMOItems] Enabling MMOItems v5.4
[21:44:52 INFO]: [MMOItems] Loading crafting stations, please wait..
[21:44:52 ERROR]: Error occurred while enabling MMOItems v5.4 (Is it up to date?)
java.lang.NoClassDefFoundError: org/bukkit/craftbukkit/libs/org/apache/commons/lang3/Validate
        at net.Indyuce.mmoitems.stat.type.DisableStat.whenInitialized(DisableStat.java:26) ~[?:?]
        at net.Indyuce.mmoitems.manager.ItemManager.getMMOItem(ItemManager.java:44) ~[?:?]
        at net.Indyuce.mmoitems.api.crafting.ConfigMMOItem.<init>(ConfigMMOItem.java:27) ~[?:?]
        at net.Indyuce.mmoitems.api.crafting.recipe.CraftingRecipe.<init>(CraftingRecipe.java:34) ~[?:?]
        at net.Indyuce.mmoitems.api.crafting.CraftingStation.loadRecipe(CraftingStation.java:108) ~[?:?]
        at net.Indyuce.mmoitems.api.crafting.CraftingStation.<init>(CraftingStation.java:35) ~[?:?]
        at net.Indyuce.mmoitems.manager.CraftingManager.reload(CraftingManager.java:98) ~[?:?]
        at net.Indyuce.mmoitems.MMOItems.onEnable(MMOItems.java:143) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:381) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:330) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:422) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:383) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:338) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:272) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545) [spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_241]
Caused by: java.lang.ClassNotFoundException: org.bukkit.craftbukkit.libs.org.apache.commons.lang3.Validate
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:105) ~[spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:100) ~[spigot-1.12.2.jar:git-Spigot-dcd1643-e60fc34]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_241]
        at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_241]
        ... 19 more