I need help

[Reloxes]

On reload skript A
I get this error message​

[12:03:55] [Server thread/INFO]: Reloxes issued server command: /sk reload a
[12:03:55] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'sk' in plugin Skript v2.2-SNAPSHOT
    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[server.jar:git-Bukkit-18fbb24]
    at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:140) ~[server.jar:git-Bukkit-18fbb24]
    at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:620) ~[server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1106) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:966) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(SourceFile:37) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(SourceFile:9) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [server.jar:git-Bukkit-18fbb24]
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_241]
    at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_241]
    at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:673) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:335) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:629) [server.jar:git-Bukkit-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:537) [server.jar:git-Bukkit-18fbb24]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_241]
Caused by: java.lang.IllegalAccessError: tried to access method ch.njol.skript.SkriptEventHandler.addSelfRegisteringTrigger(Lch/njol/skript/lang/Trigger;)V from class com.github.tukenuke.tuske.manager.gui.v2.TriggerUnregisterListener
    at com.github.tukenuke.tuske.manager.gui.v2.TriggerUnregisterListener.register(TriggerUnregisterListener.java:29) ~[?:?]
    at com.github.tukenuke.tuske.manager.gui.v2.SkriptGUIEvent.register(SkriptGUIEvent.java:50) ~[?:?]
    at com.github.tukenuke.tuske.manager.gui.v2.SkriptGUIEvent.<init>(SkriptGUIEvent.java:32) ~[?:?]
    at com.github.tukenuke.tuske.manager.gui.v2.SkriptGUIEvent.getInstance(SkriptGUIEvent.java:24) ~[?:?]
    at com.github.tukenuke.tuske.sections.gui.EffCreateGUI.init(EffCreateGUI.java:96) ~[?:?]
    at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:244) ~[?:?]
    at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:171) ~[?:?]
    at ch.njol.skript.lang.Condition.parse(Condition.java:83) ~[?:?]
    at ch.njol.skript.ScriptLoader.loadItems(ScriptLoader.java:729) ~[?:?]
    at ch.njol.skript.ScriptLoader.loadScript(ScriptLoader.java:510) ~[?:?]
    at ch.njol.skript.ScriptLoader.loadScripts(ScriptLoader.java:268) ~[?:?]
    at ch.njol.skript.SkriptCommand.onCommand(SkriptCommand.java:155) ~[?:?]
    at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[server.jar:git-Bukkit-18fbb24]
    ... 15 more

And i want to use skript 2.2-dev36
but this is not work my server,
im using craftbukkit 1.8.9,
on i load 2.2-dev36,
i write any command in-game or console,
/skript this is not work​

 

[Nikd0]

if /skript is not working on your server upgrade/downgrade your skript version.