at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:514) [spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:496) [spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at net.minecraft.server.v1_7_R4.PlayerConnection.chat(PlayerConnection.java:965) [spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:905) [spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at net.minecraft.server.v1_7_R4.PacketPlayInChat.a(PacketPlayInChat.java:28) [spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at net.minecraft.server.v1_7_R4.PacketPlayInChat$1.run(PacketPlayInChat.java:59) [spigot-1.7.10-R0.1.jar:git-Spigot-1646]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_77]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_77]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_77]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_77]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_77]
Caused by: java.lang.NoSuchMethodError: ru.tehkode.permissions.PermissionUser.getGroupNames()[Ljava/lang/String;
at net.dajman.core.listeners.AsyncPlayerChatListener.onChat(qb:134) ~[?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_77]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_77]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_77]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_77]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:298) ~[spigot-1.7.10-R0.1.jar:git-Spigot-1646]