[11:02:47] [Server thread/ERROR]: Could not pass event EntityDeathEvent to LootTableTest v1.0
org.bukkit.event.EventException: null
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:320) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:529) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:514) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at org.bukkit.craftbukkit.v1_14_R1.event.CraftEventFactory.callEntityDeathEvent(CraftEventFactory.java:708) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.EntityLiving.d(EntityLiving.java:1366) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.EntityLiving.die(EntityLiving.java:1322) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.EntityLiving.damageEntity(EntityLiving.java:1169) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.EntityHuman.attack(EntityHuman.java:1018) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.EntityPlayer.attack(EntityPlayer.java:1535) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.PlayerConnection.a(PlayerConnection.java:1864) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.PacketPlayInUseEntity.a(SourceFile:69) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.PacketPlayInUseEntity.a(SourceFile:13) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:19) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.TickTask.run(SourceFile:18) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeTask(SourceFile:144) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeNext(SourceFile:118) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.MinecraftServer.aX(MinecraftServer.java:909) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.MinecraftServer.executeNext(MinecraftServer.java:902) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.awaitTasks(SourceFile:127) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.MinecraftServer.sleepForTick(MinecraftServer.java:886) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:819) [spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_201]
Caused by: java.lang.IllegalArgumentException: Parameters not allowed in this parameter set: [<parameter minecraft:position>, <parameter minecraft:damage_source>, <parameter minecraft:this_entity>]
        at net.minecraft.server.v1_14_R1.LootTableInfo$Builder.build(SourceFile:184) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at org.bukkit.craftbukkit.v1_14_R1.CraftLootTable.convertContext(CraftLootTable.java:93) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at org.bukkit.craftbukkit.v1_14_R1.CraftLootTable.populateLoot(CraftLootTable.java:43) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        at uk.antiperson.loottabletest.LootTableTest.onDeath(LootTableTest.java:25) ~[?:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_201]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_201]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_201]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_201]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:316) ~[spigot-1.14.4.jar:git-Spigot-e5b1b5d-1ec1b05]
        ... 23 more