When I try to register a channel, I got the error message
[14:32:21 ERROR]: Error occurred while enabling Core v1.0 (Is it up to date?) java.lang.IllegalArgumentException: Channel must contain : separator at org.bukkit.plugin.messaging.StandardMessenger.validateAndCorrectChannel(StandardMessenger.java:474) ~[spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at org.bukkit.plugin.messaging.StandardMessenger.registerOutgoingPluginChannel(StandardMessenger.java:180) ~[spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at net.risingjar.core.Core.onEnable(Core.java:32) ~[?:?] at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:339) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at org.bukkit.craftbukkit.v1_13_R1.CraftServer.enablePlugin(CraftServer.java:424) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at org.bukkit.craftbukkit.v1_13_R1.CraftServer.enablePlugins(CraftServer.java:338) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at net.minecraft.server.v1_13_R1.MinecraftServer.m(MinecraftServer.java:562) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at net.minecraft.server.v1_13_R1.MinecraftServer.g_(MinecraftServer.java:524) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at net.minecraft.server.v1_13_R1.MinecraftServer.a(MinecraftServer.java:423) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at net.minecraft.server.v1_13_R1.DedicatedServer.init(DedicatedServer.java:288) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at net.minecraft.server.v1_13_R1.MinecraftServer.run(MinecraftServer.java:686) [spigot-1.13.jar:git-Spigot-a85f7ec-5870145] at java.lang.Thread.run(Thread.java:748) [?:1.8.0_181]
My code
Bukkit.getServer().getMessenger().registerOutgoingPluginChannel(this, "someChannel"); Bukkit.getServer().getMessenger().registerIncomingPluginChannel(this, "someChannel", new PluginMessageManager());