WorldGuard 5.9 - ошибка в консоли на сервере с ядром 1.12

[auth0r-]

Плагин

WorldGuard

Ядро сервера

1. Spigot

Версия сервера

1. 1.15.2
2. 1.14.2
3. 1.13.2
4. 1.12.2

Память сервера ОЗУ

4Gb

WorldGuard 5.9 - ошибка в консоли на сервере с ядром 1.12
Данная версия плагин идеально вписывается в сборку, т.к там можно грифирить с помощью поршней на сервере(давн опытался фиксануть это)
По этому версию менять не хотелось бы.

Ошибка:
[18:32:23] [Server thread/WARN]: [WorldGuard] Task #24 for WorldGuard v5.9 generated an exception
java.lang.NoSuchMethodError: org.bukkit.Server.getOnlinePlayers()[Lorg/bukkit/entity/Player;
at

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(

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) ~[?:?]
at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(

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) ~[spigot.jar:git-Spigot-596221b-9a1fc1e]
at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftScheduler.mainThreadHeartbeat(

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) [spigot.jar:git-Spigot-596221b-9a1fc1e]
at net.minecraft.server.v1_12_R1.MinecraftServer.D(

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) [spigot.jar:git-Spigot-596221b-9a1fc1e]
at net.minecraft.server.v1_12_R1.DedicatedServer.D(

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) [spigot.jar:git-Spigot-596221b-9a1fc1e]
at net.minecraft.server.v1_12_R1.MinecraftServer.C(

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) [spigot.jar:git-Spigot-596221b-9a1fc1e]
at

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(

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) [spigot.jar:git-Spigot-596221b-9a1fc1e]
at

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(Unknown Source) [?:1.8.0_261]