[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! [Skript] Severe Error:
[20:08:01] [Server thread/ERROR]: #!#! Could not load block head.sk
[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! If you're developing an add-on for Skript this likely means that you have done something wrong.
[20:08:01] [Server thread/ERROR]: #!#! If you're a server admin however please go to http://dev.bukkit.org/server-mods/skript/tickets/
[20:08:01] [Server thread/ERROR]: #!#! and check whether this error has already been reported.
[20:08:01] [Server thread/ERROR]: #!#! If not please create a new ticket with a meaningful title, copy & paste this whole error into it,
[20:08:01] [Server thread/ERROR]: #!#! and describe what you did before it happened and/or what you think caused the error.
[20:08:01] [Server thread/ERROR]: #!#! If you think that it's a trigger that's causing the error please post the trigger as well.
[20:08:01] [Server thread/ERROR]: #!#! By following this guide fixing the error should be easy and done fast.
[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! Stack trace:
[20:08:01] [Server thread/ERROR]: #!#! java.lang.ArrayIndexOutOfBoundsException: 0
[20:08:01] [Server thread/ERROR]: #!#!     at net.dzikoysk.wildskript.expressions.ExprPing.init(ExprPing.java:40)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:237)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:164)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parseSingleExpr(SkriptParser.java:509)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parseObjectExpression(SkriptParser.java:380)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parseExpression(SkriptParser.java:286)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.VariableString.newInstance(VariableString.java:199)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.VariableString.newInstance(VariableString.java:111)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parseSingleExpr(SkriptParser.java:507)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parseExpression(SkriptParser.java:294)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parse_i(SkriptParser.java:990)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parse_i(SkriptParser.java:915)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parse_i(SkriptParser.java:942)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:209)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:164)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.lang.Statement.parse(Statement.java:42)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.ScriptLoader.loadItems(ScriptLoader.java:615)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.command.Commands.loadCommand(Commands.java:449)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.ScriptLoader.loadScript(ScriptLoader.java:462)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.ScriptLoader.loadScripts(ScriptLoader.java:239)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.ScriptLoader.loadScripts(ScriptLoader.java:193)
[20:08:01] [Server thread/ERROR]: #!#!     at ch.njol.skript.Skript$2.run(Skript.java:378)
[20:08:01] [Server thread/ERROR]: #!#!     at org.bukkit.craftbukkit.v1_7_R1.scheduler.CraftTask.run(CraftTask.java:53)
[20:08:01] [Server thread/ERROR]: #!#!     at org.bukkit.craftbukkit.v1_7_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345)
[20:08:01] [Server thread/ERROR]: #!#!     at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:587)
[20:08:01] [Server thread/ERROR]: #!#!     at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250)
[20:08:01] [Server thread/ERROR]: #!#!     at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545)
[20:08:01] [Server thread/ERROR]: #!#!     at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457)
[20:08:01] [Server thread/ERROR]: #!#!     at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617)
[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! Version Information:
[20:08:01] [Server thread/ERROR]: #!#!   Skript: 2.1.2
[20:08:01] [Server thread/ERROR]: #!#!   Bukkit: 1.7.2-R0.3-SNAPSHOT
[20:08:01] [Server thread/ERROR]: #!#!   Minecraft: 1.7.2
[20:08:01] [Server thread/ERROR]: #!#!   Java: 1.7.0_65
[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! Running CraftBukkit: false
[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! Current node: send "Twoj ping: &6%player's ping% ms" (block head.sk, line 52)
[20:08:01] [Server thread/ERROR]: #!#! Current item: null
[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! Thread: Server thread
[20:08:01] [Server thread/ERROR]: #!#!
[20:08:01] [Server thread/ERROR]: #!#! End of Error.
[20:08:01] [Server thread/ERROR]: #!#!