Internal error occured Skript.

[utol]

```
07.05 00:44:18 [Server] INFO Reloading ffa.sk... 07.05 00:44:18 [Server] WARN Unexpected exception while parsing console command "sk reload ffa" 07.05 00:44:18 [Server] INFO org.bukkit.command.CommandException: Unhandled exception executing command 'sk' in plugin Skript v2.1.2 07.05 00:44:18 [Server] INFO at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:180) ~[custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at org.bukkit.craftbukkit.v1_7_R4.CraftServer.dispatchCommand(CraftServer.java:773) ~[custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at org.bukkit.craftbukkit.v1_7_R4.CraftServer.dispatchServerCommand(CraftServer.java:759) [custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at net.minecraft.server.v1_7_R4.DedicatedServer.aB(DedicatedServer.java:325) [custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:287) [custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:651) [custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:557) [custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO Caused by: java.lang.NoSuchMethodError: ch.njol.util.NonNullPair.getSecond()Ljava/lang/Object; 07.05 00:44:18 [Server] INFO at ch.njol.skript.command.Commands.loadCommand(Commands.java:379) ~[?:?] 07.05 00:44:18 [Server] INFO at ch.njol.skript.ScriptLoader.loadScript(ScriptLoader.java:462) ~[?:?] 07.05 00:44:18 [Server] INFO at ch.njol.skript.ScriptLoader.loadScripts(ScriptLoader.java:262) ~[?:?] 07.05 00:44:18 [Server] INFO at ch.njol.skript.SkriptCommand.onCommand(SkriptCommand.java:155) ~[?:?] 07.05 00:44:18 [Server] INFO at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[custom.jar:git-PaperSpigot-a925999] 07.05 00:44:18 [Server] INFO ... 8 more 07.05 00:44:20 [Server] INFO CONSOLE issued server command: /list
```

It works on my local host server, but not on the host.
Skquery, WIldSkript, Skellet, Skript only

Skript code that makes the skript goes error
```
options:
World: Arena
#What world would you want the FFA Arena be.

on damage of player:
wait 1 tick
attacker is a player:
if projectile exists:
wait 1 tick
victim is not dead:
message "&a%victim% &6is now at &b%health of victim% &4&l❤" to the attacker
stop


command /ffa [<text>]:
trigger:
if arg-1 is "setspawn":
player has permission "ffa.setspawn":
if {ffa.spawn} is set:
message "&aFFA Spawn has been overwrited."
wait 2 ticks
message "&aFFA Spawn set."
else:
message "&aFFA Spawn set."
else:
message "&bIn your Dreams."
if arg-1 is "kit":
make console execute command "ci %player%"
clear player's current invnetory
equip player with diamond helmet
equip player with diamond leggings
equip player with diamond chestplate
equip player with diamond boots
enchant the player's chestplate with protection 5 and unbreaking 3
enchant the player's boots with protection 5 and unbreaking 3 and feather falling 4
enchant the player's leggings with protection 5 and unbreaking 3
enchant the player's helmet with protection 5 and unbreaking 3
give player a diamond sword of sharpness 2 and unbreaking 3
give player a bow of power 2 and unbreaking 2
give player a fishing rod
give player 64 steak
give player 16 golden apple
give player 64 cobblestone
give player 12 golden apple named "&bGolden Head"
give player a water bucket
give player a lava bucket
give player 64 arrows
give player 64 arrows

command /arena:
trigger:
if player is in world "{@World}":
cancel event
message "&bYou're already in FFA."
else:
message "&eTeleporting to &eFFA.."
wait 2 seconds
if {ffa.spawn} is set:
teleport player to {ffa.spawn}
message "&eJoined &6FFA."
else:
message "&cFFA Spawn has not been set."

on place of cobblestone:
wait 10 seconds
remove cobblestone

```

 

[ShaneBee]

Make that,
</> code → General code → Skript (right click on skript code) and enter skript code