[19:36:48 WARN]: [Magic] �[33m Spell cast failed for brushselect�[0m
java.lang.ArrayIndexOutOfBoundsException: -1
at java.util.ArrayList.elementData(Unknown Source) ~[?:1.8.0_202]
at java.util.ArrayList.get(Unknown Source) ~[?:1.8.0_202]
at com.elmakers.mine.bukkit.action.builtin.BrushSelectAction.perform(BrushSelectAction.java:153) ~[?:?]
at com.elmakers.mine.bukkit.action.ActionContext.perform(ActionContext.java:38) ~[?:?]
at com.elmakers.mine.bukkit.action.ActionHandler.perform(ActionHandler.java:225) ~[?:?]
at com.elmakers.mine.bukkit.action.ActionHandler.start(ActionHandler.java:166) ~[?:?]
at com.elmakers.mine.bukkit.spell.ActionSpell.onCast(ActionSpell.java:141) ~[?:?]
at com.elmakers.mine.bukkit.spell.BaseSpell.finalizeCast(BaseSpell.java:1465) ~[?:?]
at com.elmakers.mine.bukkit.spell.BaseSpell.cast(BaseSpell.java:1330) ~[?:?]
at com.elmakers.mine.bukkit.spell.BaseSpell.cast(BaseSpell.java:1098) ~[?:?]
at com.elmakers.mine.bukkit.spell.BaseSpell.cast(BaseSpell.java:1340) ~[?:?]
at com.elmakers.mine.bukkit.wand.Wand.cast(Wand.java:4133) ~[?:?]
at com.elmakers.mine.bukkit.wand.Wand.cast(Wand.java:4102) ~[?:?]
at com.elmakers.mine.bukkit.magic.Mage.activateIcon(Mage.java:783) ~[?:?]
at com.elmakers.mine.bukkit.magic.listener.PlayerController.onPlayerEquip(PlayerController.java:161) ~[?:?]
at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor458.execute(Unknown Source) ~[?:?]
at org.bukkit.plugin.EventExecutor.lambda$create$1(EventExecutor.java:69) ~[patched_1.14.4.jar:git-Paper-209]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80) ~[patched_1.14.4.jar:git-Paper-209]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[patched_1.14.4.jar:git-Paper-209]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:545) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.PlayerConnection.a(PlayerConnection.java:1539) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.PacketPlayInHeldItemSlot.a(SourceFile:30) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.PacketPlayInHeldItemSlot.a(SourceFile:8) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.PlayerConnectionUtils.lambda$ensureMainThread$0(PlayerConnectionUtils.java:23) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.TickTask.run(SourceFile:18) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeTask(IAsyncTaskHandler.java:136) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeNext(IAsyncTaskHandler.java:109) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.MinecraftServer.aX(MinecraftServer.java:1029) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.MinecraftServer.executeNext(MinecraftServer.java:1022) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeAll(IAsyncTaskHandler.java:95) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.MinecraftServer.a(MinecraftServer.java:1158) ~[patched_1.14.4.jar:git-Paper-209]
at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:925) ~[patched_1.14.4.jar:git-Paper-209]
at java.lang.Thread.run(Unknown Source) [?:1.8.0_202]

[19:43:13 WARN]: [Magic] �[33m Spell cast failed for brushselect�[0m
java.lang.ArrayIndexOutOfBoundsException: null
[19:43:14 WARN]: [Magic] �[33m Spell cast failed for brushselect�[0m
java.lang.ArrayIndexOutOfBoundsException: null
[19:43:14 WARN]: [Magic] �[33m Spell cast failed for brushselect�[0m
java.lang.ArrayIndexOutOfBoundsException: null

After reporting the error, he will prompt the player: you must hold the magic wand