[20:26:14 WARN]: [MythicMobs] Failed to construct mechanic blockwave{duration=100;material=block_of_coal;radius=6;radiusY=3;velocity=10;shape=sphere} @selflocation
[20:26:14 WARN]: java.lang.reflect.InvocationTargetException
[20:26:14 WARN]:        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
[20:26:14 WARN]:        at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
[20:26:14 WARN]:        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
[20:26:14 WARN]:        at java.lang.reflect.Constructor.newInstance(Unknown Source)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.skills.SkillManager.getSkillMechanic(SkillManager.java:240)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.skills.Skill.<init>(Skill.java:147)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.skills.SkillManager.loadSkills(SkillManager.java:132)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.io.ConfigManager.load(ConfigManager.java:101)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.commands.ReloadCommand.onCommand(ReloadCommand.java:29)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.utils.commands.Command.onCommand(Command.java:64)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.utils.commands.Command.onCommand(Command.java:61)
[20:26:14 WARN]:        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45)
[20:26:14 WARN]:        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:159)
[20:26:14 WARN]:        at org.bukkit.craftbukkit.v1_16_R3.CraftServer.dispatchCommand(CraftServer.java:806)
[20:26:14 WARN]:        at org.bukkit.craftbukkit.v1_16_R3.CraftServer.dispatchServerCommand(CraftServer.java:768)
[20:26:14 WARN]:        at net.minecraft.server.v1_16_R3.DedicatedServer.handleCommandQueue(DedicatedServer.java:411)
[20:26:14 WARN]:        at net.minecraft.server.v1_16_R3.DedicatedServer.b(DedicatedServer.java:378)
[20:26:14 WARN]:        at net.minecraft.server.v1_16_R3.MinecraftServer.a(MinecraftServer.java:1209)
[20:26:14 WARN]:        at net.minecraft.server.v1_16_R3.MinecraftServer.w(MinecraftServer.java:997)
[20:26:14 WARN]:        at net.minecraft.server.v1_16_R3.MinecraftServer.lambda$a$0(MinecraftServer.java:174)
[20:26:14 WARN]:        at java.lang.Thread.run(Unknown Source)
[20:26:14 WARN]: Caused by: java.lang.IllegalArgumentException: No enum constant org.bukkit.Material.BLOCK_OF_COAL
[20:26:14 WARN]:        at java.lang.Enum.valueOf(Unknown Source)
[20:26:14 WARN]:        at org.bukkit.Material.valueOf(Material.java:89)
[20:26:14 WARN]:        at io.lumine.xikage.mythicmobs.skills.mechanics.BlockWaveEffect.<init>(BlockWaveEffect.java:60)
[20:26:14 WARN]:        ... 21 more