Помогите Конфликт между MarriageReload and FeatherBoard

Вообщем, не понимаю, что там за PlaceHolders...

Spoiler: Ошибка

[22:19:25] [Server thread/INFO]: [FeatherBoard] The placeholders have been disabled for use.
[22:19:25] [Server thread/WARN]: java.lang.ClassCastException: com.lenis0012.bukkit.marriage2.internal.MarriagePlugin cannot be cast to com.lenis0012.bukkit.marriage2.Marriage
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboardcore.placeholders.am.initialize(MarriagePlaceholder.java:72)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboardcore.placeholders.Placeholder.registerPlaceHolder(Placeholder.java:2282)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboardcore.placeholders.am.<init>(MarriagePlaceholder.java:66)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboardcore.placeholders.aB.a(PlaceholderLoader.java:295)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboard.FeatherBoard.initPlaceholders(Unknown Source)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboard.FeatherBoard.loadConfiguration(Unknown Source)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboardcore.BasePlugin.initialize(Unknown Source)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboardcore.BasePlugin.onEnable(Unknown Source)
[22:19:25] [Server thread/WARN]: at be.maximvdw.featherboard.FeatherBoard.onEnable(Unknown Source)
[22:19:25] [Server thread/WARN]: at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:292)
[22:19:25] [Server thread/WARN]: at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337)
[22:19:25] [Server thread/WARN]: at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405)
[22:19:25] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_10_R1.CraftServer.enablePlugin(CraftServer.java:373)
[22:19:25] [Server thread/WARN]: at org.bukkit.craftbukkit.v1_10_R1.CraftServer.enablePlugins(CraftServer.java:323)
[22:19:25] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.MinecraftServer.t(MinecraftServer.java:412)
[22:19:25] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.MinecraftServer.l(MinecraftServer.java:377)
[22:19:25] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.MinecraftServer.a(MinecraftServer.java:332)
[22:19:25] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.DedicatedServer.init(DedicatedServer.java:271)
[22:19:25] [Server thread/WARN]: at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:535)
[22:19:25] [Server thread/WARN]: at java.lang.Thread.run(Unknown Source)