Logging error
If a spell is casted during cooldown or with too little mana, this error message appears on the console:
[10:27:50 ERROR]: [MythicMobs] [EVENTS] Exception thrown whilst handling event: org.bukkit.event.player.PlayerItemHeldEvent
[10:27:50 WARN]: java.lang.NullPointerException: Cannot invoke "io.lumine.mythicrpg.config.RPGLang.getString(String, String, Object[])" because "io.lumine.mythicrpg.config.RPGLang.instance" is null
[10:27:50 WARN]: at MythicRPG-0.0.1-SNAPSHOT-80.jar//io.lumine.mythicrpg.config.RPGLang.get(RPGLang.java:18)
[10:27:50 WARN]: at MythicRPG-0.0.1-SNAPSHOT-80.jar//io.lumine.mythicrpg.skills.Spell.isUsable(Spell.java:337)
[10:27:50 WARN]: at MythicRPG-0.0.1-SNAPSHOT-80.jar//io.lumine.mythicrpg.skills.Spell.executeAsActive(Spell.java:403)
[10:27:50 WARN]: at MythicRPG-0.0.1-SNAPSHOT-80.jar//io.lumine.mythicrpg.profiles.casting.LearnedSkill.executeAsActive(LearnedSkill.java:19)
[10:27:50 WARN]: at MythicRPG-0.0.1-SNAPSHOT-80.jar//io.lumine.mythicrpg.profiles.casting.bar.HotBarButton.click(HotBarButton.java:77)
[10:27:50 WARN]: at MythicRPG-0.0.1-SNAPSHOT-80.jar//io.lumine.mythicrpg.profiles.casting.bar.HotBar.clickButton(HotBar.java:124)
[10:27:50 WARN]: at MythicRPG-0.0.1-SNAPSHOT-80.jar//io.lumine.mythicrpg.profiles.casting.bar.HotBarManager.onButtonPress(HotBarManager.java:106)
[10:27:50 WARN]: at MythicMobsPremium-5.9.0-SNAPSHOT-5401.jar//io.lumine.mythic.bukkit.utils.Delegates$ConsumerToBiConsumerSecond.accept(Delegates.java:144)
[10:27:50 WARN]: at MythicMobsPremium-5.9.0-SNAPSHOT-5401.jar//io.lumine.mythic.bukkit.utils.events.functional.single.EventListener.execute(EventListener.java:131)
[10:27:50 WARN]: at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80)
[10:27:50 WARN]: at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70)
[10:27:50 WARN]: at io.papermc.paper.plugin.manager.PaperEventManager.callEvent(PaperEventManager.java:54)
[10:27:50 WARN]: at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.callEvent(PaperPluginManagerImpl.java:131)
[10:27:50 WARN]: at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:628)
[10:27:50 WARN]: at net.minecraft.server.network.ServerGamePacketListenerImpl.handleSetCarriedItem(ServerGamePacketListenerImpl.java:2129)
[10:27:50 WARN]: at net.minecraft.network.protocol.game.ServerboundSetCarriedItemPacket.handle(ServerboundSetCarriedItemPacket.java:33)
[10:27:50 WARN]: at net.minecraft.network.protocol.game.ServerboundSetCarriedItemPacket.handle(ServerboundSetCarriedItemPacket.java:8)
[10:27:50 WARN]: at net.minecraft.network.protocol.PacketUtils.lambda$ensureRunningOnSameThread$0(PacketUtils.java:29)
[10:27:50 WARN]: at net.minecraft.server.TickTask.run(TickTask.java:18)
[10:27:50 WARN]: at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:155)
[10:27:50 WARN]: at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:24)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1448)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:176)
[10:27:50 WARN]: at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:129)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1428)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1422)
[10:27:50 WARN]: at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:139)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.managedBlock(MinecraftServer.java:1379)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1387)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1264)
[10:27:50 WARN]: at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:310)
[10:27:50 WARN]: at java.base/java.lang.Thread.run(Thread.java:1583)Presumably there should actually be a log message that cooldown or too little mana