Помогите не работает плагин granter

скачал плагин granter, вроде все работает все настроил, но когда пытаюсь выдать донат пишет ошибку и в консоле вот это: (ядро сервера 1.12.2)

[13:11:27 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'grant' in plugin Granter v1.0
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:648) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1399) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1234) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_51]
at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_51]
at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:748) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [spigot.jar:git-Spigot-dcd1643-e60fc34]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_51]
Caused by: java.lang.NoClassDefFoundError: ru/tehkode/permissions/bukkit/PermissionsEx
at ru.masterday.pl.GranterListener.getAvailableCount(GranterListener.java:127) ~[?:?]
at ru.masterday.pl.GranterListener.onCommand(GranterListener.java:75) ~[?:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
... 15 more
Caused by: java.lang.ClassNotFoundException: ru.tehkode.permissions.bukkit.PermissionsEx
at java.net.URLClassLoader.findClass(Unknown Source) ~[?:1.8.0_51]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:152) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:100) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at ru.masterday.pl.GranterListener.getAvailableCount(GranterListener.java:127) ~[?:?]
at ru.masterday.pl.GranterListener.onCommand(GranterListener.java:75) ~[?:?]
at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
... 15 more
вот конфиг:
voin:
genesis: 4
wither:
genesis: 3
general:
genesis: 2
star:
genesis: 1

command: 'lp user %player% parent set %group%;bc %granter% выдал игроку %player% привилегию %group%'
weight:
user: 1
voin: 2
wither: 3
general: 4
star: 5