[15:10:40 ERROR]: Error occurred while enabling ChorusVirus v0.1 (Is it up to date?)
java.lang.IllegalArgumentException: Plugin already initialized!
        at org.bukkit.plugin.java.PluginClassLoader.initialize(PluginClassLoader.java:122) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.plugin.java.JavaPlugin.<init>(JavaPlugin.java:60) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at plugin.Main.<init>(Main.java:10) ~[?:?]
        at plugin.Main.onEnable(Main.java:19) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:382) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:331) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.reload(CraftServer.java:753) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.Bukkit.reload(Bukkit.java:525) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:27) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:649) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.PlayerConnection.handleCommand(PlayerConnection.java:1397) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1232) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:45) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.PacketPlayInChat.a(PacketPlayInChat.java:1) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_171]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_171]
        at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:748) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_171]
Caused by: java.lang.IllegalStateException: Initial initialization
        at org.bukkit.plugin.java.PluginClassLoader.initialize(PluginClassLoader.java:125) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.plugin.java.JavaPlugin.<init>(JavaPlugin.java:60) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at plugin.Main.<init>(Main.java:10) ~[?:?]
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_171]
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_171]
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_171]
        at java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:1.8.0_171]
        at java.lang.Class.newInstance(Unknown Source) ~[?:1.8.0_171]
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:76) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:129) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:327) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:248) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.loadPlugins(CraftServer.java:306) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.reload(CraftServer.java:751) ~[spigot-1.12.2.jar:git-Spigot-3d850ec-809c399]
        ... 17 more