logii erroru:
[21:45:49 INFO]: [Skript] Reloading warn.sk...
[21:45:49 WARN]: Unexpected exception while parsing console command "sk reload w
arn"
org.bukkit.command.CommandException: Unhandled exception executing command 'sk'
in plugin Skript v2.1.2
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[cra
ftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:14
0) ~[craftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at org.bukkit.craftbukkit.v1_8_R1.CraftServer.dispatchCommand(CraftServe
r.java:625) ~[craftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at org.bukkit.craftbukkit.v1_8_R1.CraftServer.dispatchServerCommand(Craf
tServer.java:611) [craftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at net.minecraft.server.v1_8_R1.DedicatedServer.aM(DedicatedServer.java:
320) [craftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at net.minecraft.server.v1_8_R1.DedicatedServer.z(DedicatedServer.java:2
85) [craftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at net.minecraft.server.v1_8_R1.MinecraftServer.y(MinecraftServer.java:6
09) [craftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java
:517) [craftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_144]
Caused by: java.lang.NoSuchMethodError: ch.njol.util.NonNullPair.getSecond()Ljav
a/lang/Object;
        at ch.njol.skript.command.Commands.loadCommand(Commands.java:379) ~[?:?]

        at ch.njol.skript.ScriptLoader.loadScript(ScriptLoader.java:462) ~[?:?]
        at ch.njol.skript.ScriptLoader.loadScripts(ScriptLoader.java:262) ~[?:?]

        at ch.njol.skript.SkriptCommand.onCommand(SkriptCommand.java:155) ~[?:?]

        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[cra
ftbukkit-1.8-R0.1-SNAPSHOT-latest.jar:git-Bukkit-33d5de3]
        ... 8 more
[21:45:51 WARN]: Can't keep up! Did the system time change, or is the server ove
rloaded? Running 8230ms behind, skipping 164 tick(s)
>