проблема с itemsadder 3.1.2

[andreleo2122]

[21:43:24] [Server thread/ERROR]: Error occurred while enabling ItemsAdder v3.1.2 (Is it up to date?)
java.lang.NoSuchFieldError: BLACK_CONCRETE
at dev.lone.itemsadder.main.hD.<clinit>(SourceFile:32) ~[?:?]
at dev.lone.itemsadder.main.hw.<init>(SourceFile:109) ~[?:?]
at dev.lone.itemsadder.main.aB.a(SourceFile:471) ~[?:?]
at dev.lone.itemsadder.main.aB.<init>(SourceFile:263) ~[?:?]
at dev.lone.itemsadder.main.aB.a(SourceFile:280) ~[?:?]
at dev.lone.itemsadder.Main.onEnable(SourceFile:456) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[server.jar:git-Spigot-79a30d7-f4830a1]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [server.jar:git-Spigot-79a30d7-f4830a1]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [server.jar:git-Spigot-79a30d7-f4830a1]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:381) [server.jar:git-Spigot-79a30d7-f4830a1]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:330) [server.jar:git-Spigot-79a30d7-f4830a1]
at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:422) [server.jar:git-Spigot-79a30d7-f4830a1]
at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:383) [server.jar:git-Spigot-79a30d7-f4830a1]
at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:338) [server.jar:git-Spigot-79a30d7-f4830a1]
at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:272) [server.jar:git-Spigot-79a30d7-f4830a1]
at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:545) [server.jar:git-Spigot-79a30d7-f4830a1]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_282]

версия ядра 1.12.2 spigot
что не так?

 

[blackgrandstyle]

1) ItemsAdder не поддерживает 1.12.2.
2) Версия 3.1.2 была выпущена более полугода назад.

 

[andreleo2122]

спасибо
а на какой версии он поддерживает?