[22:49:04 INFO]: [Essentials] Enabling Essentials v2.16.0.2
[22:49:04 ERROR]: java.lang.NoClassDefFoundError: Could not initialize class com.earth2me.essentials.utils.VersionUtil
[22:49:04 WARN]: java.lang.NoClassDefFoundError: Could not initialize class com.earth2me.essentials.utils.VersionUtil
[22:49:04 WARN]:        at com.earth2me.essentials.Essentials.onEnable(Essentials.java:175)
[22:49:04 WARN]:        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:254)
[22:49:04 WARN]:        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340)
[22:49:04 WARN]:        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403)
[22:49:04 WARN]:        at com.rylinaux.plugman.util.PluginUtil.enable(PluginUtil.java:62)
[22:49:04 WARN]:        at com.rylinaux.plugman.command.EnableCommand.execute(EnableCommand.java:127)
[22:49:04 WARN]:        at com.rylinaux.plugman.PlugManCommandHandler.onCommand(PlugManCommandHandler.java:95)
[22:49:04 WARN]:        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
[22:49:04 WARN]:        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:139)
[22:49:04 WARN]:        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:702)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1641)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1476)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.a(SourceFile:10)
[22:49:04 WARN]:        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[22:49:04 WARN]:        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.SystemUtils.a(SourceFile:199)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:895)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:830)
[22:49:04 WARN]:        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:728)
[22:49:04 WARN]:        at java.lang.Thread.run(Thread.java:748)
[22:49:04 WARN]: Essentials userMap not initialized
[22:49:04 ERROR]: Error occurred while enabling Essentials v2.16.0.2 (Is it up to date?)
java.lang.NullPointerException: null
        at com.earth2me.essentials.Essentials.onDisable(Essentials.java:333) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:256) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at com.earth2me.essentials.Essentials.handleCrash(Essentials.java:708) ~[?:?]
        at com.earth2me.essentials.Essentials.onEnable(Essentials.java:280) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:254) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at com.rylinaux.plugman.util.PluginUtil.enable(PluginUtil.java:62) ~[?:?]
        at com.rylinaux.plugman.command.EnableCommand.execute(EnableCommand.java:127) ~[?:?]
        at com.rylinaux.plugman.PlugManCommandHandler.onCommand(PlugManCommandHandler.java:95) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:139) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:702) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1641) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1476) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.a(SourceFile:10) ~[spigot.jar:git-Spigot-8ede039-d0a9130]
        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) [spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:895) [spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417) [spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:830) [spigot.jar:git-Spigot-8ede039-d0a9130]
        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:728) [spigot.jar:git-Spigot-8ede039-d0a9130]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]