[18:30:26 INFO]: [WorldGuard] Enabling WorldGuard v7.0.0-SNAPSHOT;1735-eafe607
[18:30:26 ERROR]: Error occurred while enabling WorldGuard v7.0.0-SNAPSHOT;1735-eafe607 (Is it up to date?)
java.lang.NoSuchFieldError: LEATHER
        at com.sk89q.worldguard.bukkit.BukkitWorldConfiguration.loadConfiguration(BukkitWorldConfiguration.java:360) ~[?:?]
        at com.sk89q.worldguard.bukkit.BukkitWorldConfiguration.<init>(BukkitWorldConfiguration.java:197) ~[?:?]
        at com.sk89q.worldguard.bukkit.BukkitConfigurationManager.get(BukkitConfigurationManager.java:87) ~[?:?]
        at com.sk89q.worldguard.bukkit.BukkitConfigurationManager.postLoad(BukkitConfigurationManager.java:69) ~[?:?]
        at com.sk89q.worldguard.config.YamlConfigurationManager.load(YamlConfigurationManager.java:102) ~[?:?]
        at com.sk89q.worldguard.bukkit.BukkitWorldGuardPlatform.load(BukkitWorldGuardPlatform.java:112) ~[?:?]
        at com.sk89q.worldguard.WorldGuard.setup(WorldGuard.java:74) ~[?:?]
        at com.sk89q.worldguard.bukkit.WorldGuardPlugin.onEnable(WorldGuardPlugin.java:150) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:339) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at org.bukkit.craftbukkit.v1_13_R1.CraftServer.enablePlugin(CraftServer.java:426) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at org.bukkit.craftbukkit.v1_13_R1.CraftServer.enablePlugins(CraftServer.java:340) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at net.minecraft.server.v1_13_R1.MinecraftServer.m(MinecraftServer.java:562) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at net.minecraft.server.v1_13_R1.MinecraftServer.g_(MinecraftServer.java:524) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at net.minecraft.server.v1_13_R1.MinecraftServer.a(MinecraftServer.java:423) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at net.minecraft.server.v1_13_R1.DedicatedServer.init(DedicatedServer.java:288) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at net.minecraft.server.v1_13_R1.MinecraftServer.run(MinecraftServer.java:686) [spigot-1.13.jar:git-Spigot-2b0e71c-4a24108]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_171]