20:40:14 [ERROR] #!#! [Skript] Severe Error:
20:40:14 [ERROR] #!#! Unexpected error while executing effect command 'set {nw::petro} to nbt of target block' by 'The_Bernard'
20:40:14 [ERROR] #!#!
20:40:14 [ERROR] #!#! If you're developing an add-on for Skript this likely means that you have done something wrong.
20:40:14 [ERROR] #!#! If you're a server admin however please go to https://github.com/bensku/Skript/issues/
20:40:14 [ERROR] #!#! and check whether this error has already been reported.
20:40:14 [ERROR] #!#! If not please create a new ticket with a meaningful title, copy & paste this whole error into it (or use paste service),
20:40:14 [ERROR] #!#! and describe what you did before it happened and/or what you think caused the error.
20:40:14 [ERROR] #!#! If you think that it's a trigger that's causing the error please post the trigger as well.
20:40:14 [ERROR] #!#! By following this guide fixing the error should be easy and done fast.
20:40:14 [ERROR] #!#!
20:40:14 [ERROR] #!#! Stack trace:
20:40:14 [ERROR] #!#! ch.njol.skript.SkriptAPIException: No class info found for player'
20:40:14 [ERROR] #!#! at ch.njol.skript.registrations.Classes.getClassInfo(Classes.java:262)
20:40:14 [ERROR] #!#! at ch.njol.skript.lang.SkriptParser.getExprInfo(SkriptParser.java:1417)
20:40:14 [ERROR] #!#! at ch.njol.skript.lang.SkriptParser.parse_i(SkriptParser.java:1138)
20:40:14 [ERROR] #!#! at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:219)
20:40:14 [ERROR] #!#! at ch.njol.skript.lang.SkriptParser.parse(SkriptParser.java:174)
20:40:14 [ERROR] #!#! at ch.njol.skript.lang.Effect.parse(Effect.java:74)
20:40:14 [ERROR] #!#! at ch.njol.skript.command.Commands.handleEffectCommand(Commands.java:284)
20:40:14 [ERROR] #!#! at ch.njol.skript.command.Commands$4$1.call(Commands.java:227)
20:40:14 [ERROR] #!#! at ch.njol.skript.command.Commands$4$1.call(Commands.java:1)
20:40:14 [ERROR] #!#! at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftFuture.run(CraftFuture.java:89)
20:40:14 [ERROR] #!#! at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:353)
20:40:14 [ERROR] #!#! at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:738)
20:40:14 [ERROR] #!#! at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:405)
20:40:14 [ERROR] #!#! at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:678)
20:40:14 [ERROR] #!#! at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:576)
20:40:14 [ERROR] #!#! at java.lang.Thread.run(Thread.java:748)
20:40:14 [ERROR] #!#!
20:40:14 [ERROR] #!#! Version Information:
20:40:14 [ERROR] #!#! Skript: 2.2-dev29
20:40:14 [ERROR] #!#! Bukkit: 1.12-R0.1-SNAPSHOT
20:40:14 [ERROR] #!#! Minecraft: 1.12
20:40:14 [ERROR] #!#! Java: 1.8.0_131 (OpenJDK 64-Bit Server VM 25.131-b12)
20:40:14 [ERROR] #!#! OS: Linux amd64 3.10.0-514.26.2.el7.x86_64
20:40:14 [ERROR] #!#!
20:40:14 [ERROR] #!#! Running CraftBukkit: false
20:40:14 [ERROR] #!#!
20:40:14 [ERROR] #!#! Current node: null
20:40:14 [ERROR] #!#! Current item: null
20:40:14 [ERROR] #!#!
20:40:14 [ERROR] #!#! Thread: Server thread
20:40:14 [ERROR] #!#!
20:40:14 [ERROR] #!#! End of Error.
20:40:14 [ERROR] #!#!