Błąd enchantowanie

Nie można enchantować na serwerze po komendzie nic się nie dzieje oto błąd z konsoli:

	java.lang.NoClassDefFoundError: Could not initialize class com.earth2me.essentials.Enchantments	at com.earth2me.essentials.MetaItemStack.getEnchantment(MetaItemStack.java:539) ~[Essentials-2.x-SNAPSHOT.jar:?]	at com.earth2me.essentials.commands.Commandenchant.run(Commandenchant.java:65) ~[Essentials-2.x-SNAPSHOT.jar:?]	at com.earth2me.essentials.commands.EssentialsCommand.run(EssentialsCommand.java:180) ~[Essentials-2.x-SNAPSHOT.jar:?]	at com.earth2me.essentials.Essentials.onCommandEssentials(Essentials.java:526) [Essentials-2.x-SNAPSHOT.jar:?]	at com.earth2me.essentials.Essentials.onCommand(Essentials.java:401) [Essentials-2.x-SNAPSHOT.jar:?]	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) [mc.jar:git-Spigot-21fe707-e1ebe52]	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) [mc.jar:git-Spigot-21fe707-e1ebe52]	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [mc.jar:git-Spigot-21fe707-e1ebe52]	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_91]	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_91]	at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [mc.jar:git-Spigot-21fe707-e1ebe52]	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [mc.jar:git-Spigot-21fe707-e1ebe52]	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_91]