Problème BkcommonLib

14:57:03: [BKCommonLib] Enabling BKCommonLib v1.13.2-v3-SNAPSHOT
14:57:03: Error occurred while enabling BKCommonLib v1.13.2-v3-SNAPSHOT (Is it up to date?)
java.lang.NoClassDefFoundError: Could not initialize class com.bergerkiller.bukkit.common.internal.CommonLegacyMaterials
at com.bergerkiller.bukkit.common.utils.ParseUtil.<clinit>(ParseUtil.java:39) ~[?:?]
at com.bergerkiller.bukkit.common.config.ConfigurationNode.get(ConfigurationNode.java:611) ~[?:?]
at com.bergerkiller.bukkit.common.config.ConfigurationNode.get(ConfigurationNode.java:581) ~[?:?]
at com.bergerkiller.bukkit.common.PluginBase.setPermissions(PluginBase.java:638) ~[?:?]
at com.bergerkiller.bukkit.common.PluginBase.onEnable(PluginBase.java:772) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:265) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:347) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:410) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugin(CraftServer.java:436) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugins(CraftServer.java:350) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.craftbukkit.v1_13_R2.CraftServer.reload(CraftServer.java:808) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.Bukkit.reload(Bukkit.java:604) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:28) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:704) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1620) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1460) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:9) ~[minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_181]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_181]
at net.minecraft.server.v1_13_R2.SystemUtils.a(SourceFile:199) [minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:896) [minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417) [minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:831) [minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:729) [minecraft_server.jar:git-Spigot-e6eb36f-d65a257]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]