Error occurred while enabling NickNamer

[guerrilha77]

What were you expecting to happen? What happened instead?

I´m installed the plugin and api, but the server could not enable it. I tried many versions of the plugin.

What version of the plugin are you using? Type /version <Plugin Name>

I tried many versions

What Spigot version are you using? Type /version

spigot version v1_12_R1

https://hatebin.com/erwssicsds

[guerrilha77]

[22:16:18] [Server thread/INFO]: Adding channels for online players...
[22:16:18] [Server thread/INFO]: [NickNamer] Enabling NickNamer v3.18.2-SNAPSHOT
[22:16:18] [Server thread/INFO]: [ReflectionHelper] I am loaded from package org.inventivetalent.nicknamer.reflection.minecraft
[22:16:18] [Server thread/INFO]: [ReflectionHelper] Version is v1_12_R1 (11201)
[22:16:18] [Server thread/ERROR]: Error occurred while enabling NickNamer v3.18.2-SNAPSHOT (Is it up to date?)
java.lang.ExceptionInInitializerError: null
        at org.inventivetalent.nicknamer.api.NickNamerAPI.init(NickNamerAPI.java:140) ~[?:?]
        at org.inventivetalent.apihelper.RegisteredAPI.init(RegisteredAPI.java:55) ~[?:?]
        at org.inventivetalent.apihelper.APIManager.initAPI(APIManager.java:96) ~[?:?]
        at org.inventivetalent.apihelper.APIManager.initAPI(APIManager.java:127) ~[?:?]
        at org.inventivetalent.nicknamer.NickNamerPlugin.onEnable(NickNamerPlugin.java:181) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[JavaPlugin.class:git-CatServer-1.12.2-fa590fd]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:328) [JavaPluginLoader.class:git-CatServer-1.12.2-fa590fd]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [SimplePluginManager.class:git-CatServer-1.12.2-fa590fd]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:433) [CraftServer.class:git-CatServer-1.12.2-fa590fd]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:382) [CraftServer.class:git-CatServer-1.12.2-fa590fd]
        at net.minecraft.server.MinecraftServer.loadAllWorlds(MinecraftServer.java:387) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.init(DedicatedServer.java:327) [nz.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:598) [MinecraftServer.class:?]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_191]
Caused by: java.lang.IllegalArgumentException: class cannot be null
        at org.inventivetalent.nicknamer.reflection.resolver.MemberResolver.<init>(MemberResolver.java:20) ~[?:?]
        at org.inventivetalent.nicknamer.reflection.resolver.MethodResolver.<init>(MethodResolver.java:14) ~[?:?]
        at org.inventivetalent.nicknamer.api.PacketListener.<clinit>(PacketListener.java:68) ~[?:?]
        ... 14 more

[InventivetalentDev]

What Java version are you using?

[stale]

Is this still relevant? If so, what is blocking it? Is there anything you can do to help move it forward?

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.