How to fix ?

ead/ERROR]: Error occurred while disabling ReCrate v1 (Is it up to date?) java.lang.ExceptionInInitializerError at remvn.re_crate.core.Main.onDisable(Unknown Source) ~[?:?] at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:294) ~[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:364) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:424) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at com.rylinaux.plugman.util.PluginUtil.unload(PluginUtil.java:419) [PlugMan.jar:?] at com.rylinaux.plugman.util.PluginUtil.reload(PluginUtil.java:379) [PlugMan.jar:?] at com.rylinaux.plugman.command.ReloadCommand.execute(ReloadCommand.java:122) [PlugMan.jar:?] at com.rylinaux.plugman.PlugManCommandHandler.onCommand(PlugManCommandHandler.java:95) [PlugMan.jar:?] at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:140) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.craftbukkit.v1_10_R1.CraftServer.dispatchCommand(CraftServer.java:646) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerConnection.handleCommand(PlayerConnection.java:1351) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerConnection.a(PlayerConnection.java:1186) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_191] at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_191] at net.minecraft.server.v1_10_R1.SystemUtils.a(SourceFile:45) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:732) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at java.lang.Thread.run(Unknown Source) [?:1.8.0_191] Caused by: java.lang.NullPointerException at remvn.re_crate.b.b.<clinit>(Unknown Source) ~[?:?] ... 24 more [22:57:18] [Server thread/INFO]: [ReCrate] Enabling ReCrate v1 [22:57:18] [Server thread/ERROR]: Error occurred while enabling ReCrate v1 (Is it up to date?) java.lang.NoSuchMethodError: a.a.a.c.a(Lorg/bukkit/plugin/Plugin;)La/a/a/u; at remvn.re_crate.core.Main.onEnable(Unknown Source) ~[?:?] at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:292) ~[spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at com.rylinaux.plugman.util.PluginUtil.load(PluginUtil.java:366) [PlugMan.jar:?] at com.rylinaux.plugman.util.PluginUtil.load(PluginUtil.java:318) [PlugMan.jar:?] at com.rylinaux.plugman.util.PluginUtil.reload(PluginUtil.java:380) [PlugMan.jar:?] at com.rylinaux.plugman.command.ReloadCommand.execute(ReloadCommand.java:122) [PlugMan.jar:?] at com.rylinaux.plugman.PlugManCommandHandler.onCommand(PlugManCommandHandler.java:95) [PlugMan.jar:?] at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:140) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at org.bukkit.craftbukkit.v1_10_R1.CraftServer.dispatchCommand(CraftServer.java:646) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerConnection.handleCommand(PlayerConnection.java:1351) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerConnection.a(PlayerConnection.java:1186) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_191] at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_191] at net.minecraft.server.v1_10_R1.SystemUtils.a(SourceFile:45) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:732) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:400) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:668) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84] at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:567) [spigot-1.10.2.jar:git-Spigot-1e4dd71-5e5cf84]