[02:52:36 ERROR]: Could not find Minecraft method or constructor.
java.lang.NoSuchMethodException: net.minecraft.server.v1_16_R2.PacketPlayOutChat.<init>(net.minecraft.server.v1_16_R2.IChatBaseComponent)
        at java.lang.Class.getConstructor0(Unknown Source) ~[?:1.8.0_261]
        at java.lang.Class.getDeclaredConstructor(Unknown Source) ~[?:1.8.0_261]
        at io.lumine.xikage.mythicmobs.skills.mechanics.MessageJSONMechanic.<init>(MessageJSONMechanic.java:48) ~[?:?]
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_261]
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_261]
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source) ~[?:1.8.0_261]
        at java.lang.reflect.Constructor.newInstance(Unknown Source) ~[?:1.8.0_261]
        at io.lumine.xikage.mythicmobs.skills.SkillManager.getSkillMechanic(SkillManager.java:203) ~[?:?]
        at io.lumine.xikage.mythicmobs.skills.Skill.<init>(Skill.java:147) ~[?:?]
        at io.lumine.xikage.mythicmobs.skills.SkillManager.loadSkills(SkillManager.java:99) ~[?:?]
        at io.lumine.xikage.mythicmobs.io.ConfigManager.load(ConfigManager.java:101) ~[?:?]
        at io.lumine.xikage.mythicmobs.MythicMobs.enable(MythicMobs.java:131) ~[?:?]
        at io.lumine.xikage.mythicmobs.utils.plugin.LuminePlugin.onEnable(LuminePlugin.java:61) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263) ~[patched_1.16.2.jar:git-Paper-184]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:380) ~[patched_1.16.2.jar:git-Paper-184]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:483) ~[patched_1.16.2.jar:git-Paper-184]
        at org.bukkit.craftbukkit.v1_16_R2.CraftServer.enablePlugin(CraftServer.java:499) ~[patched_1.16.2.jar:git-Paper-184]
        at org.bukkit.craftbukkit.v1_16_R2.CraftServer.enablePlugins(CraftServer.java:413) ~[patched_1.16.2.jar:git-Paper-184]
        at net.minecraft.server.v1_16_R2.MinecraftServer.loadWorld(MinecraftServer.java:468) ~[patched_1.16.2.jar:git-Paper-184]
        at net.minecraft.server.v1_16_R2.DedicatedServer.init(DedicatedServer.java:241) ~[patched_1.16.2.jar:git-Paper-184]
        at net.minecraft.server.v1_16_R2.MinecraftServer.w(MinecraftServer.java:939) ~[patched_1.16.2.jar:git-Paper-184]
        at net.minecraft.server.v1_16_R2.MinecraftServer.lambda$a$0(MinecraftServer.java:177) ~[patched_1.16.2.jar:git-Paper-184]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_261]