[01:02:27 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'skript' in plugin Skript v2.1.2
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[server.jar:git-TacoSpigot-bf023c7d]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:143) ~[server.jar:git-TacoSpigot-bf023c7d]
        at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:659) ~[server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1194) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1006) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [server.jar:git-TacoSpigot-bf023c7d]
        at java.util.concurrent.Executors$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_8_R3.SystemUtils.a(SourceFile:44) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:808) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:747) [server.jar:git-TacoSpigot-bf023c7d]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:645) [server.jar:git-TacoSpigot-bf023c7d]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_191]
Caused by: java.lang.NoSuchMethodError: com.sk89q.worldguard.bukkit.WorldGuardPlugin.getFlagRegistry()Lcom/sk89q/worldguard/protection/flags/registry/FlagRegistry;
        at me.TheBukor.SkStuff.SkStuff$4.parse(SkStuff.java:244) ~[?:?]
        at me.TheBukor.SkStuff.SkStuff$4.parse(SkStuff.java:1) ~[?:?]
        at ch.njol.skript.registrations.Classes.parseSimple(Classes.java:398) ~[?:?]
        at ch.njol.skript.registrations.Classes.parse(Classes.java:427) ~[?:?]
        at ch.njol.skript.lang.UnparsedLiteral.getConvertedExpression(UnparsedLiteral.java:97) ~[?:?]
        at ch.njol.skript.lang.UnparsedLiteral.getConvertedExpression(UnparsedLiteral.java:86) ~[?:?]
        at ch.njol.skript.lang.UnparsedLiteral.getConvertedExpression(UnparsedLiteral.java:1) ~[?:?]
        at ch.njol.skript.conditions.CondContains.init(CondContains.java:72) ~[?:?]
        at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:237) ~[?:?]
        at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:164) ~[?:?]
        at ch.njol.skript.lang.Condition.parse(Condition.java:80) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadItems(ScriptLoader.java:694) ~[?:?]
        at ch.njol.skript.lang.TriggerSection.<init>(TriggerSection.java:55) ~[?:?]
        at ch.njol.skript.lang.Conditional.<init>(Conditional.java:44) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadItems(ScriptLoader.java:701) ~[?:?]
        at ch.njol.skript.lang.TriggerSection.<init>(TriggerSection.java:55) ~[?:?]
        at ch.njol.skript.lang.Conditional.<init>(Conditional.java:44) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadItems(ScriptLoader.java:701) ~[?:?]
        at ch.njol.skript.lang.TriggerSection.<init>(TriggerSection.java:55) ~[?:?]
        at ch.njol.skript.lang.Conditional.<init>(Conditional.java:44) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadItems(ScriptLoader.java:701) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadScript(ScriptLoader.java:489) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadScripts(ScriptLoader.java:239) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadScripts(ScriptLoader.java:193) ~[?:?]
        at ch.njol.skript.Skript.reload(Skript.java:548) ~[?:?]
        at ch.njol.skript.SkriptCommand.onCommand(SkriptCommand.java:130) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[server.jar:git-TacoSpigot-bf023c7d]
        ... 15 more